78913640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5233}}^1$

素因数の和:5286

約数の個数: 64

約数和(自身を含む): 197845200

約数和(自身を除く): 118931560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 5233, 7540, 10466, 15080, 20932, 26165, 41864, 52330, 68029, 104660, 136058, 151757, 209320, 272116, 303514, 340145, 544232, 607028, 680290, 758785, 1214056, 1360580, 1517570, 1972841, 2721160, 3035140, 3945682, 6070280, 7891364, 9864205, 15782728, 19728410, 39456820, 78913640]

約数ペア:

[(1, 78913640), (2, 39456820), (4, 19728410), (5, 15782728), (8, 9864205), (10, 7891364), (13, 6070280), (20, 3945682), (26, 3035140), (29, 2721160), (40, 1972841), (52, 1517570), (58, 1360580), (65, 1214056), (104, 758785), (116, 680290), (130, 607028), (145, 544232), (232, 340145), (260, 303514), (290, 272116), (377, 209320), (520, 151757), (580, 136058), (754, 104660), (1160, 68029), (1508, 52330), (1885, 41864), (3016, 26165), (3770, 20932), (5233, 15080), (7540, 10466)]