28462500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 216

約数和(自身を含む): 102368448

約数和(自身を除く): 73905948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 25, 30, 33, 36, 44, 45, 46, 50, 55, 60, 66, 69, 75, 90, 92, 99, 100, 110, 115, 125, 132, 138, 150, 165, 180, 198, 207, 220, 225, 230, 250, 253, 275, 276, 300, 330, 345, 375, 396, 414, 450, 460, 495, 500, 506, 550, 575, 625, 660, 690, 750, 759, 825, 828, 900, 990, 1012, 1035, 1100, 1125, 1150, 1250, 1265, 1375, 1380, 1500, 1518, 1650, 1725, 1875, 1980, 2070, 2250, 2277, 2300, 2475, 2500, 2530, 2750, 2875, 3036, 3125, 3300, 3450, 3750, 3795, 4125, 4140, 4500, 4554, 4950, 5060, 5175, 5500, 5625, 5750, 6250, 6325, 6875, 6900, 7500, 7590, 8250, 8625, 9108, 9375, 9900, 10350, 11250, 11385, 11500, 12375, 12500, 12650, 13750, 14375, 15180, 16500, 17250, 18750, 18975, 20625, 20700, 22500, 22770, 24750, 25300, 25875, 27500, 28125, 28750, 31625, 34375, 34500, 37500, 37950, 41250, 43125, 45540, 49500, 51750, 56250, 56925, 57500, 61875, 63250, 68750, 71875, 75900, 82500, 86250, 94875, 103125, 103500, 112500, 113850, 123750, 126500, 129375, 137500, 143750, 158125, 172500, 189750, 206250, 215625, 227700, 247500, 258750, 284625, 287500, 309375, 316250, 379500, 412500, 431250, 474375, 517500, 569250, 618750, 632500, 646875, 790625, 862500, 948750, 1138500, 1237500, 1293750, 1423125, 1581250, 1897500, 2371875, 2587500, 2846250, 3162500, 4743750, 5692500, 7115625, 9487500, 14231250, 28462500]

約数ペア:

[(1, 28462500), (2, 14231250), (3, 9487500), (4, 7115625), (5, 5692500), (6, 4743750), (9, 3162500), (10, 2846250), (11, 2587500), (12, 2371875), (15, 1897500), (18, 1581250), (20, 1423125), (22, 1293750), (23, 1237500), (25, 1138500), (30, 948750), (33, 862500), (36, 790625), (44, 646875), (45, 632500), (46, 618750), (50, 569250), (55, 517500), (60, 474375), (66, 431250), (69, 412500), (75, 379500), (90, 316250), (92, 309375), (99, 287500), (100, 284625), (110, 258750), (115, 247500), (125, 227700), (132, 215625), (138, 206250), (150, 189750), (165, 172500), (180, 158125), (198, 143750), (207, 137500), (220, 129375), (225, 126500), (230, 123750), (250, 113850), (253, 112500), (275, 103500), (276, 103125), (300, 94875), (330, 86250), (345, 82500), (375, 75900), (396, 71875), (414, 68750), (450, 63250), (460, 61875), (495, 57500), (500, 56925), (506, 56250), (550, 51750), (575, 49500), (625, 45540), (660, 43125), (690, 41250), (750, 37950), (759, 37500), (825, 34500), (828, 34375), (900, 31625), (990, 28750), (1012, 28125), (1035, 27500), (1100, 25875), (1125, 25300), (1150, 24750), (1250, 22770), (1265, 22500), (1375, 20700), (1380, 20625), (1500, 18975), (1518, 18750), (1650, 17250), (1725, 16500), (1875, 15180), (1980, 14375), (2070, 13750), (2250, 12650), (2277, 12500), (2300, 12375), (2475, 11500), (2500, 11385), (2530, 11250), (2750, 10350), (2875, 9900), (3036, 9375), (3125, 9108), (3300, 8625), (3450, 8250), (3750, 7590), (3795, 7500), (4125, 6900), (4140, 6875), (4500, 6325), (4554, 6250), (4950, 5750), (5060, 5625), (5175, 5500)]