1256227960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{14821}}^1$

素因数の和:15008

約数の個数: 64

約数和(自身を含む): 3062818080

約数和(自身を除く): 1806590120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 520, 652, 815, 1304, 1630, 2119, 3260, 4238, 6520, 8476, 10595, 14821, 16952, 21190, 29642, 42380, 59284, 74105, 84760, 118568, 148210, 192673, 296420, 385346, 592840, 770692, 963365, 1541384, 1926730, 2415823, 3853460, 4831646, 7706920, 9663292, 12079115, 19326584, 24158230, 31405699, 48316460, 62811398, 96632920, 125622796, 157028495, 251245592, 314056990, 628113980, 1256227960]

約数ペア:

[(1, 1256227960), (2, 628113980), (4, 314056990), (5, 251245592), (8, 157028495), (10, 125622796), (13, 96632920), (20, 62811398), (26, 48316460), (40, 31405699), (52, 24158230), (65, 19326584), (104, 12079115), (130, 9663292), (163, 7706920), (260, 4831646), (326, 3853460), (520, 2415823), (652, 1926730), (815, 1541384), (1304, 963365), (1630, 770692), (2119, 592840), (3260, 385346), (4238, 296420), (6520, 192673), (8476, 148210), (10595, 118568), (14821, 84760), (16952, 74105), (21190, 59284), (29642, 42380)]