811854550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73471}}^1$

素因数の和:73513

約数の個数: 48

約数和(自身を含む): 1721889792

約数和(自身を除く): 910035242

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 73471, 146942, 367355, 734710, 955123, 1249007, 1836775, 1910246, 2498014, 3673550, 4775615, 6245035, 9551230, 12490070, 16237091, 23878075, 31225175, 32474182, 47756150, 62450350, 81185455, 162370910, 405927275, 811854550]

約数ペア:

[(1, 811854550), (2, 405927275), (5, 162370910), (10, 81185455), (13, 62450350), (17, 47756150), (25, 32474182), (26, 31225175), (34, 23878075), (50, 16237091), (65, 12490070), (85, 9551230), (130, 6245035), (170, 4775615), (221, 3673550), (325, 2498014), (425, 1910246), (442, 1836775), (650, 1249007), (850, 955123), (1105, 734710), (2210, 367355), (5525, 146942), (11050, 73471)]