20351691750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2087353}}^1$

素因数の和:2087386

約数の個数: 64

約数和(自身を含む): 54705373632

約数和(自身を除く): 34353681882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 3250, 4875, 9750, 2087353, 4174706, 6262059, 10436765, 12524118, 20873530, 27135589, 31310295, 52183825, 54271178, 62620590, 81406767, 104367650, 135677945, 156551475, 162813534, 260919125, 271355890, 313102950, 407033835, 521838250, 678389725, 782757375, 814067670, 1356779450, 1565514750, 2035169175, 3391948625, 4070338350, 6783897250, 10175845875, 20351691750]

約数ペア:

[(1, 20351691750), (2, 10175845875), (3, 6783897250), (5, 4070338350), (6, 3391948625), (10, 2035169175), (13, 1565514750), (15, 1356779450), (25, 814067670), (26, 782757375), (30, 678389725), (39, 521838250), (50, 407033835), (65, 313102950), (75, 271355890), (78, 260919125), (125, 162813534), (130, 156551475), (150, 135677945), (195, 104367650), (250, 81406767), (325, 62620590), (375, 54271178), (390, 52183825), (650, 31310295), (750, 27135589), (975, 20873530), (1625, 12524118), (1950, 10436765), (3250, 6262059), (4875, 4174706), (9750, 2087353)]