1220427650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{11243}}^1$

素因数の和:11435

約数の個数: 48

約数和(自身を含む): 2459467584

約数和(自身を除く): 1239039934

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 167, 325, 334, 650, 835, 1670, 2171, 4175, 4342, 8350, 10855, 11243, 21710, 22486, 54275, 56215, 108550, 112430, 146159, 281075, 292318, 562150, 730795, 1461590, 1877581, 3653975, 3755162, 7307950, 9387905, 18775810, 24408553, 46939525, 48817106, 93879050, 122042765, 244085530, 610213825, 1220427650]

約数ペア:

[(1, 1220427650), (2, 610213825), (5, 244085530), (10, 122042765), (13, 93879050), (25, 48817106), (26, 46939525), (50, 24408553), (65, 18775810), (130, 9387905), (167, 7307950), (325, 3755162), (334, 3653975), (650, 1877581), (835, 1461590), (1670, 730795), (2171, 562150), (4175, 292318), (4342, 281075), (8350, 146159), (10855, 112430), (11243, 108550), (21710, 56215), (22486, 54275)]