156936260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19471}}^1$

素因数の和:19524

約数の個数: 48

約数和(自身を含む): 366385152

約数和(自身を除く): 209448892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 19471, 38942, 77884, 97355, 194710, 253123, 389420, 506246, 603601, 1012492, 1207202, 1265615, 2414404, 2531230, 3018005, 5062460, 6036010, 7846813, 12072020, 15693626, 31387252, 39234065, 78468130, 156936260]

約数ペア:

[(1, 156936260), (2, 78468130), (4, 39234065), (5, 31387252), (10, 15693626), (13, 12072020), (20, 7846813), (26, 6036010), (31, 5062460), (52, 3018005), (62, 2531230), (65, 2414404), (124, 1265615), (130, 1207202), (155, 1012492), (260, 603601), (310, 506246), (403, 389420), (620, 253123), (806, 194710), (1612, 97355), (2015, 77884), (4030, 38942), (8060, 19471)]