64792500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 193663008

約数和(自身を除く): 128870508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 125, 150, 159, 163, 212, 250, 265, 300, 318, 326, 375, 489, 500, 530, 625, 636, 652, 750, 795, 815, 978, 1060, 1250, 1325, 1500, 1590, 1630, 1875, 1956, 2445, 2500, 2650, 3180, 3260, 3750, 3975, 4075, 4890, 5300, 6625, 7500, 7950, 8150, 8639, 9780, 12225, 13250, 15900, 16300, 17278, 19875, 20375, 24450, 25917, 26500, 33125, 34556, 39750, 40750, 43195, 48900, 51834, 61125, 66250, 79500, 81500, 86390, 99375, 101875, 103668, 122250, 129585, 132500, 172780, 198750, 203750, 215975, 244500, 259170, 305625, 397500, 407500, 431950, 518340, 611250, 647925, 863900, 1079875, 1222500, 1295850, 2159750, 2591700, 3239625, 4319500, 5399375, 6479250, 10798750, 12958500, 16198125, 21597500, 32396250, 64792500]

約数ペア:

[(1, 64792500), (2, 32396250), (3, 21597500), (4, 16198125), (5, 12958500), (6, 10798750), (10, 6479250), (12, 5399375), (15, 4319500), (20, 3239625), (25, 2591700), (30, 2159750), (50, 1295850), (53, 1222500), (60, 1079875), (75, 863900), (100, 647925), (106, 611250), (125, 518340), (150, 431950), (159, 407500), (163, 397500), (212, 305625), (250, 259170), (265, 244500), (300, 215975), (318, 203750), (326, 198750), (375, 172780), (489, 132500), (500, 129585), (530, 122250), (625, 103668), (636, 101875), (652, 99375), (750, 86390), (795, 81500), (815, 79500), (978, 66250), (1060, 61125), (1250, 51834), (1325, 48900), (1500, 43195), (1590, 40750), (1630, 39750), (1875, 34556), (1956, 33125), (2445, 26500), (2500, 25917), (2650, 24450), (3180, 20375), (3260, 19875), (3750, 17278), (3975, 16300), (4075, 15900), (4890, 13250), (5300, 12225), (6625, 9780), (7500, 8639), (7950, 8150)]