200546440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161731}}^1$

素因数の和:161773

約数の個数: 32

約数和(自身を含む): 465788160

約数和(自身を除く): 265241720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161731, 323462, 646924, 808655, 1293848, 1617310, 3234620, 5013661, 6469240, 10027322, 20054644, 25068305, 40109288, 50136610, 100273220, 200546440]

約数ペア:

[(1, 200546440), (2, 100273220), (4, 50136610), (5, 40109288), (8, 25068305), (10, 20054644), (20, 10027322), (31, 6469240), (40, 5013661), (62, 3234620), (124, 1617310), (155, 1293848), (248, 808655), (310, 646924), (620, 323462), (1240, 161731)]