19790674150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1367}}^1\times {\mathrm{22273}}^1$

素因数の和:23665

約数の個数: 48

約数和(自身を含む): 39673023264

約数和(自身を除く): 19882349114

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1367, 2734, 6835, 13670, 17771, 22273, 34175, 35542, 44546, 68350, 88855, 111365, 177710, 222730, 289549, 444275, 556825, 579098, 888550, 1113650, 1447745, 2895490, 7238725, 14477450, 30447191, 60894382, 152235955, 304471910, 395813483, 761179775, 791626966, 1522359550, 1979067415, 3958134830, 9895337075, 19790674150]

約数ペア:

[(1, 19790674150), (2, 9895337075), (5, 3958134830), (10, 1979067415), (13, 1522359550), (25, 791626966), (26, 761179775), (50, 395813483), (65, 304471910), (130, 152235955), (325, 60894382), (650, 30447191), (1367, 14477450), (2734, 7238725), (6835, 2895490), (13670, 1447745), (17771, 1113650), (22273, 888550), (34175, 579098), (35542, 556825), (44546, 444275), (68350, 289549), (88855, 222730), (111365, 177710)]