20121208250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{562831}}^1$

素因数の和:562872

約数の個数: 64

約数和(自身を含む): 44252103168

約数和(自身を除く): 24130894918

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 650, 715, 1375, 1430, 1625, 2750, 3250, 3575, 7150, 17875, 35750, 562831, 1125662, 2814155, 5628310, 6191141, 7316803, 12382282, 14070775, 14633606, 28141550, 30955705, 36584015, 61911410, 70353875, 73168030, 80484833, 140707750, 154778525, 160969666, 182920075, 309557050, 365840150, 402424165, 773892625, 804848330, 914600375, 1547785250, 1829200750, 2012120825, 4024241650, 10060604125, 20121208250]

約数ペア:

[(1, 20121208250), (2, 10060604125), (5, 4024241650), (10, 2012120825), (11, 1829200750), (13, 1547785250), (22, 914600375), (25, 804848330), (26, 773892625), (50, 402424165), (55, 365840150), (65, 309557050), (110, 182920075), (125, 160969666), (130, 154778525), (143, 140707750), (250, 80484833), (275, 73168030), (286, 70353875), (325, 61911410), (550, 36584015), (650, 30955705), (715, 28141550), (1375, 14633606), (1430, 14070775), (1625, 12382282), (2750, 7316803), (3250, 6191141), (3575, 5628310), (7150, 2814155), (17875, 1125662), (35750, 562831)]