28973250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 79822080

約数和(自身を除く): 50848830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 125, 150, 158, 163, 225, 237, 250, 326, 375, 395, 450, 474, 489, 711, 750, 790, 815, 978, 1125, 1185, 1422, 1467, 1630, 1975, 2250, 2370, 2445, 2934, 3555, 3950, 4075, 4890, 5925, 7110, 7335, 8150, 9875, 11850, 12225, 12877, 14670, 17775, 19750, 20375, 24450, 25754, 29625, 35550, 36675, 38631, 40750, 59250, 61125, 64385, 73350, 77262, 88875, 115893, 122250, 128770, 177750, 183375, 193155, 231786, 321925, 366750, 386310, 579465, 643850, 965775, 1158930, 1609625, 1931550, 2897325, 3219250, 4828875, 5794650, 9657750, 14486625, 28973250]

約数ペア:

[(1, 28973250), (2, 14486625), (3, 9657750), (5, 5794650), (6, 4828875), (9, 3219250), (10, 2897325), (15, 1931550), (18, 1609625), (25, 1158930), (30, 965775), (45, 643850), (50, 579465), (75, 386310), (79, 366750), (90, 321925), (125, 231786), (150, 193155), (158, 183375), (163, 177750), (225, 128770), (237, 122250), (250, 115893), (326, 88875), (375, 77262), (395, 73350), (450, 64385), (474, 61125), (489, 59250), (711, 40750), (750, 38631), (790, 36675), (815, 35550), (978, 29625), (1125, 25754), (1185, 24450), (1422, 20375), (1467, 19750), (1630, 17775), (1975, 14670), (2250, 12877), (2370, 12225), (2445, 11850), (2934, 9875), (3555, 8150), (3950, 7335), (4075, 7110), (4890, 5925)]