65737640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 157626000

約数和(自身を除く): 91888360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 277, 340, 349, 554, 680, 698, 1108, 1385, 1396, 1745, 2216, 2770, 2792, 3490, 4709, 5540, 5933, 6980, 9418, 11080, 11866, 13960, 18836, 23545, 23732, 29665, 37672, 47090, 47464, 59330, 94180, 96673, 118660, 188360, 193346, 237320, 386692, 483365, 773384, 966730, 1643441, 1933460, 3286882, 3866920, 6573764, 8217205, 13147528, 16434410, 32868820, 65737640]

約数ペア:

[(1, 65737640), (2, 32868820), (4, 16434410), (5, 13147528), (8, 8217205), (10, 6573764), (17, 3866920), (20, 3286882), (34, 1933460), (40, 1643441), (68, 966730), (85, 773384), (136, 483365), (170, 386692), (277, 237320), (340, 193346), (349, 188360), (554, 118660), (680, 96673), (698, 94180), (1108, 59330), (1385, 47464), (1396, 47090), (1745, 37672), (2216, 29665), (2770, 23732), (2792, 23545), (3490, 18836), (4709, 13960), (5540, 11866), (5933, 11080), (6980, 9418)]