54774520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 128471040

約数和(自身を除く): 73696520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 163, 248, 271, 310, 326, 542, 620, 652, 815, 1084, 1240, 1304, 1355, 1630, 2168, 2710, 3260, 5053, 5420, 6520, 8401, 10106, 10840, 16802, 20212, 25265, 33604, 40424, 42005, 44173, 50530, 67208, 84010, 88346, 101060, 168020, 176692, 202120, 220865, 336040, 353384, 441730, 883460, 1369363, 1766920, 2738726, 5477452, 6846815, 10954904, 13693630, 27387260, 54774520]

約数ペア:

[(1, 54774520), (2, 27387260), (4, 13693630), (5, 10954904), (8, 6846815), (10, 5477452), (20, 2738726), (31, 1766920), (40, 1369363), (62, 883460), (124, 441730), (155, 353384), (163, 336040), (248, 220865), (271, 202120), (310, 176692), (326, 168020), (542, 101060), (620, 88346), (652, 84010), (815, 67208), (1084, 50530), (1240, 44173), (1304, 42005), (1355, 40424), (1630, 33604), (2168, 25265), (2710, 20212), (3260, 16802), (5053, 10840), (5420, 10106), (6520, 8401)]