75855000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 160

約数和(自身を含む): 255855600

約数和(自身を除く): 180000600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 389, 390, 500, 520, 600, 625, 650, 750, 778, 780, 975, 1000, 1167, 1250, 1300, 1500, 1556, 1560, 1625, 1875, 1945, 1950, 2334, 2500, 2600, 3000, 3112, 3250, 3750, 3890, 3900, 4668, 4875, 5000, 5057, 5835, 6500, 7500, 7780, 7800, 8125, 9336, 9725, 9750, 10114, 11670, 13000, 15000, 15171, 15560, 16250, 19450, 19500, 20228, 23340, 24375, 25285, 29175, 30342, 32500, 38900, 39000, 40456, 46680, 48625, 48750, 50570, 58350, 60684, 65000, 75855, 77800, 97250, 97500, 101140, 116700, 121368, 126425, 145875, 151710, 194500, 195000, 202280, 233400, 243125, 252850, 291750, 303420, 379275, 389000, 486250, 505700, 583500, 606840, 632125, 729375, 758550, 972500, 1011400, 1167000, 1264250, 1458750, 1517100, 1896375, 1945000, 2528500, 2917500, 3034200, 3160625, 3792750, 5057000, 5835000, 6321250, 7585500, 9481875, 12642500, 15171000, 18963750, 25285000, 37927500, 75855000]

約数ペア:

[(1, 75855000), (2, 37927500), (3, 25285000), (4, 18963750), (5, 15171000), (6, 12642500), (8, 9481875), (10, 7585500), (12, 6321250), (13, 5835000), (15, 5057000), (20, 3792750), (24, 3160625), (25, 3034200), (26, 2917500), (30, 2528500), (39, 1945000), (40, 1896375), (50, 1517100), (52, 1458750), (60, 1264250), (65, 1167000), (75, 1011400), (78, 972500), (100, 758550), (104, 729375), (120, 632125), (125, 606840), (130, 583500), (150, 505700), (156, 486250), (195, 389000), (200, 379275), (250, 303420), (260, 291750), (300, 252850), (312, 243125), (325, 233400), (375, 202280), (389, 195000), (390, 194500), (500, 151710), (520, 145875), (600, 126425), (625, 121368), (650, 116700), (750, 101140), (778, 97500), (780, 97250), (975, 77800), (1000, 75855), (1167, 65000), (1250, 60684), (1300, 58350), (1500, 50570), (1556, 48750), (1560, 48625), (1625, 46680), (1875, 40456), (1945, 39000), (1950, 38900), (2334, 32500), (2500, 30342), (2600, 29175), (3000, 25285), (3112, 24375), (3250, 23340), (3750, 20228), (3890, 19500), (3900, 19450), (4668, 16250), (4875, 15560), (5000, 15171), (5057, 15000), (5835, 13000), (6500, 11670), (7500, 10114), (7780, 9750), (7800, 9725), (8125, 9336)]