716804920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{17449}}^1$

素因数の和:17552

約数の個数: 64

約数和(自身を含む): 1758960000

約数和(自身を除く): 1042155080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 3160, 4108, 5135, 8216, 10270, 17449, 20540, 34898, 41080, 69796, 87245, 139592, 174490, 226837, 348980, 453674, 697960, 907348, 1134185, 1378471, 1814696, 2268370, 2756942, 4536740, 5513884, 6892355, 9073480, 11027768, 13784710, 17920123, 27569420, 35840246, 55138840, 71680492, 89600615, 143360984, 179201230, 358402460, 716804920]

約数ペア:

[(1, 716804920), (2, 358402460), (4, 179201230), (5, 143360984), (8, 89600615), (10, 71680492), (13, 55138840), (20, 35840246), (26, 27569420), (40, 17920123), (52, 13784710), (65, 11027768), (79, 9073480), (104, 6892355), (130, 5513884), (158, 4536740), (260, 2756942), (316, 2268370), (395, 1814696), (520, 1378471), (632, 1134185), (790, 907348), (1027, 697960), (1580, 453674), (2054, 348980), (3160, 226837), (4108, 174490), (5135, 139592), (8216, 87245), (10270, 69796), (17449, 41080), (20540, 34898)]