78943500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 144

約数和(自身を含む): 254505888

約数和(自身を除く): 175562388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 53, 60, 75, 90, 100, 106, 125, 150, 159, 180, 212, 225, 250, 265, 300, 318, 331, 375, 450, 477, 500, 530, 636, 662, 750, 795, 900, 954, 993, 1060, 1125, 1324, 1325, 1500, 1590, 1655, 1908, 1986, 2250, 2385, 2650, 2979, 3180, 3310, 3972, 3975, 4500, 4770, 4965, 5300, 5958, 6620, 6625, 7950, 8275, 9540, 9930, 11916, 11925, 13250, 14895, 15900, 16550, 17543, 19860, 19875, 23850, 24825, 26500, 29790, 33100, 35086, 39750, 41375, 47700, 49650, 52629, 59580, 59625, 70172, 74475, 79500, 82750, 87715, 99300, 105258, 119250, 124125, 148950, 157887, 165500, 175430, 210516, 238500, 248250, 263145, 297900, 315774, 350860, 372375, 438575, 496500, 526290, 631548, 744750, 789435, 877150, 1052580, 1315725, 1489500, 1578870, 1754300, 2192875, 2631450, 3157740, 3947175, 4385750, 5262900, 6578625, 7894350, 8771500, 13157250, 15788700, 19735875, 26314500, 39471750, 78943500]

約数ペア:

[(1, 78943500), (2, 39471750), (3, 26314500), (4, 19735875), (5, 15788700), (6, 13157250), (9, 8771500), (10, 7894350), (12, 6578625), (15, 5262900), (18, 4385750), (20, 3947175), (25, 3157740), (30, 2631450), (36, 2192875), (45, 1754300), (50, 1578870), (53, 1489500), (60, 1315725), (75, 1052580), (90, 877150), (100, 789435), (106, 744750), (125, 631548), (150, 526290), (159, 496500), (180, 438575), (212, 372375), (225, 350860), (250, 315774), (265, 297900), (300, 263145), (318, 248250), (331, 238500), (375, 210516), (450, 175430), (477, 165500), (500, 157887), (530, 148950), (636, 124125), (662, 119250), (750, 105258), (795, 99300), (900, 87715), (954, 82750), (993, 79500), (1060, 74475), (1125, 70172), (1324, 59625), (1325, 59580), (1500, 52629), (1590, 49650), (1655, 47700), (1908, 41375), (1986, 39750), (2250, 35086), (2385, 33100), (2650, 29790), (2979, 26500), (3180, 24825), (3310, 23850), (3972, 19875), (3975, 19860), (4500, 17543), (4770, 16550), (4965, 15900), (5300, 14895), (5958, 13250), (6620, 11925), (6625, 11916), (7950, 9930), (8275, 9540)]