49585640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 121080960

約数和(自身を除く): 71495320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 167, 260, 334, 520, 571, 668, 835, 1142, 1336, 1670, 2171, 2284, 2855, 3340, 4342, 4568, 5710, 6680, 7423, 8684, 10855, 11420, 14846, 17368, 21710, 22840, 29692, 37115, 43420, 59384, 74230, 86840, 95357, 148460, 190714, 296920, 381428, 476785, 762856, 953570, 1239641, 1907140, 2479282, 3814280, 4958564, 6198205, 9917128, 12396410, 24792820, 49585640]

約数ペア:

[(1, 49585640), (2, 24792820), (4, 12396410), (5, 9917128), (8, 6198205), (10, 4958564), (13, 3814280), (20, 2479282), (26, 1907140), (40, 1239641), (52, 953570), (65, 762856), (104, 476785), (130, 381428), (167, 296920), (260, 190714), (334, 148460), (520, 95357), (571, 86840), (668, 74230), (835, 59384), (1142, 43420), (1336, 37115), (1670, 29692), (2171, 22840), (2284, 21710), (2855, 17368), (3340, 14846), (4342, 11420), (4568, 10855), (5710, 8684), (6680, 7423)]