163914920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3121}}^1$

素因数の和:3246

約数の個数: 64

約数和(自身を含む): 401239440

約数和(自身を除く): 237324520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 2020, 2626, 3121, 4040, 5252, 6242, 6565, 10504, 12484, 13130, 15605, 24968, 26260, 31210, 40573, 52520, 62420, 81146, 124840, 162292, 202865, 315221, 324584, 405730, 630442, 811460, 1260884, 1576105, 1622920, 2521768, 3152210, 4097873, 6304420, 8195746, 12608840, 16391492, 20489365, 32782984, 40978730, 81957460, 163914920]

約数ペア:

[(1, 163914920), (2, 81957460), (4, 40978730), (5, 32782984), (8, 20489365), (10, 16391492), (13, 12608840), (20, 8195746), (26, 6304420), (40, 4097873), (52, 3152210), (65, 2521768), (101, 1622920), (104, 1576105), (130, 1260884), (202, 811460), (260, 630442), (404, 405730), (505, 324584), (520, 315221), (808, 202865), (1010, 162292), (1313, 124840), (2020, 81146), (2626, 62420), (3121, 52520), (4040, 40573), (5252, 31210), (6242, 26260), (6565, 24968), (10504, 15605), (12484, 13130)]