90804927220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2083}}^1\times {\mathrm{44483}}^1$

素因数の和:46589

約数の個数: 72

約数和(自身を含む): 221934946464

約数和(自身を除く): 131130019244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2083, 4166, 8332, 10415, 14581, 20830, 29162, 41660, 44483, 58324, 72905, 88966, 102067, 145810, 177932, 204134, 222415, 291620, 311381, 408268, 444830, 510335, 622762, 889660, 1020670, 1245524, 1556905, 2041340, 2179667, 3113810, 4359334, 6227620, 8718668, 10898335, 21796670, 43593340, 92658089, 185316178, 370632356, 463290445, 648606623, 926580890, 1297213246, 1853161780, 2594426492, 3243033115, 4540246361, 6486066230, 9080492722, 12972132460, 18160985444, 22701231805, 45402463610, 90804927220]

約数ペア:

[(1, 90804927220), (2, 45402463610), (4, 22701231805), (5, 18160985444), (7, 12972132460), (10, 9080492722), (14, 6486066230), (20, 4540246361), (28, 3243033115), (35, 2594426492), (49, 1853161780), (70, 1297213246), (98, 926580890), (140, 648606623), (196, 463290445), (245, 370632356), (490, 185316178), (980, 92658089), (2083, 43593340), (4166, 21796670), (8332, 10898335), (10415, 8718668), (14581, 6227620), (20830, 4359334), (29162, 3113810), (41660, 2179667), (44483, 2041340), (58324, 1556905), (72905, 1245524), (88966, 1020670), (102067, 889660), (145810, 622762), (177932, 510335), (204134, 444830), (222415, 408268), (291620, 311381)]