65983720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13633}}^1$

素因数の和:13666

約数の個数: 48

約数和(自身を含む): 163198980

約数和(自身を除く): 97215260

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 13633, 27266, 54532, 68165, 109064, 136330, 149963, 272660, 299926, 545320, 599852, 749815, 1199704, 1499630, 1649593, 2999260, 3299186, 5998520, 6598372, 8247965, 13196744, 16495930, 32991860, 65983720]

約数ペア:

[(1, 65983720), (2, 32991860), (4, 16495930), (5, 13196744), (8, 8247965), (10, 6598372), (11, 5998520), (20, 3299186), (22, 2999260), (40, 1649593), (44, 1499630), (55, 1199704), (88, 749815), (110, 599852), (121, 545320), (220, 299926), (242, 272660), (440, 149963), (484, 136330), (605, 109064), (968, 68165), (1210, 54532), (2420, 27266), (4840, 13633)]