12787500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 144

約数和(自身を含む): 41997312

約数和(自身を除く): 29209812

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 31, 33, 44, 50, 55, 60, 62, 66, 75, 93, 100, 110, 124, 125, 132, 150, 155, 165, 186, 220, 250, 275, 300, 310, 330, 341, 372, 375, 465, 500, 550, 620, 625, 660, 682, 750, 775, 825, 930, 1023, 1100, 1250, 1364, 1375, 1500, 1550, 1650, 1705, 1860, 1875, 2046, 2325, 2500, 2750, 3100, 3125, 3300, 3410, 3750, 3875, 4092, 4125, 4650, 5115, 5500, 6250, 6820, 6875, 7500, 7750, 8250, 8525, 9300, 9375, 10230, 11625, 12500, 13750, 15500, 16500, 17050, 18750, 19375, 20460, 20625, 23250, 25575, 27500, 34100, 34375, 37500, 38750, 41250, 42625, 46500, 51150, 58125, 68750, 77500, 82500, 85250, 96875, 102300, 103125, 116250, 127875, 137500, 170500, 193750, 206250, 213125, 232500, 255750, 290625, 387500, 412500, 426250, 511500, 581250, 639375, 852500, 1065625, 1162500, 1278750, 2131250, 2557500, 3196875, 4262500, 6393750, 12787500]

約数ペア:

[(1, 12787500), (2, 6393750), (3, 4262500), (4, 3196875), (5, 2557500), (6, 2131250), (10, 1278750), (11, 1162500), (12, 1065625), (15, 852500), (20, 639375), (22, 581250), (25, 511500), (30, 426250), (31, 412500), (33, 387500), (44, 290625), (50, 255750), (55, 232500), (60, 213125), (62, 206250), (66, 193750), (75, 170500), (93, 137500), (100, 127875), (110, 116250), (124, 103125), (125, 102300), (132, 96875), (150, 85250), (155, 82500), (165, 77500), (186, 68750), (220, 58125), (250, 51150), (275, 46500), (300, 42625), (310, 41250), (330, 38750), (341, 37500), (372, 34375), (375, 34100), (465, 27500), (500, 25575), (550, 23250), (620, 20625), (625, 20460), (660, 19375), (682, 18750), (750, 17050), (775, 16500), (825, 15500), (930, 13750), (1023, 12500), (1100, 11625), (1250, 10230), (1364, 9375), (1375, 9300), (1500, 8525), (1550, 8250), (1650, 7750), (1705, 7500), (1860, 6875), (1875, 6820), (2046, 6250), (2325, 5500), (2500, 5115), (2750, 4650), (3100, 4125), (3125, 4092), (3300, 3875), (3410, 3750)]