78103821100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{45233}}^1$

素因数の和:45835

約数の個数: 72

約数和(自身を含む): 175270531968

約数和(自身を除く): 97166710868

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 557, 620, 775, 1114, 1550, 2228, 2785, 3100, 5570, 11140, 13925, 17267, 27850, 34534, 45233, 55700, 69068, 86335, 90466, 172670, 180932, 226165, 345340, 431675, 452330, 863350, 904660, 1130825, 1402223, 1726700, 2261650, 2804446, 4523300, 5608892, 7011115, 14022230, 25194781, 28044460, 35055575, 50389562, 70111150, 100779124, 125973905, 140222300, 251947810, 503895620, 629869525, 781038211, 1259739050, 1562076422, 2519478100, 3124152844, 3905191055, 7810382110, 15620764220, 19525955275, 39051910550, 78103821100]

約数ペア:

[(1, 78103821100), (2, 39051910550), (4, 19525955275), (5, 15620764220), (10, 7810382110), (20, 3905191055), (25, 3124152844), (31, 2519478100), (50, 1562076422), (62, 1259739050), (100, 781038211), (124, 629869525), (155, 503895620), (310, 251947810), (557, 140222300), (620, 125973905), (775, 100779124), (1114, 70111150), (1550, 50389562), (2228, 35055575), (2785, 28044460), (3100, 25194781), (5570, 14022230), (11140, 7011115), (13925, 5608892), (17267, 4523300), (27850, 2804446), (34534, 2261650), (45233, 1726700), (55700, 1402223), (69068, 1130825), (86335, 904660), (90466, 863350), (172670, 452330), (180932, 431675), (226165, 345340)]