105180920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2437}}^1$

素因数の和:2544

約数の個数: 64

約数和(自身を含む): 258037920

約数和(自身を除く): 152857000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1660, 2158, 2437, 3320, 4316, 4874, 5395, 8632, 9748, 10790, 12185, 19496, 21580, 24370, 31681, 43160, 48740, 63362, 97480, 126724, 158405, 202271, 253448, 316810, 404542, 633620, 809084, 1011355, 1267240, 1618168, 2022710, 2629523, 4045420, 5259046, 8090840, 10518092, 13147615, 21036184, 26295230, 52590460, 105180920]

約数ペア:

[(1, 105180920), (2, 52590460), (4, 26295230), (5, 21036184), (8, 13147615), (10, 10518092), (13, 8090840), (20, 5259046), (26, 4045420), (40, 2629523), (52, 2022710), (65, 1618168), (83, 1267240), (104, 1011355), (130, 809084), (166, 633620), (260, 404542), (332, 316810), (415, 253448), (520, 202271), (664, 158405), (830, 126724), (1079, 97480), (1660, 63362), (2158, 48740), (2437, 43160), (3320, 31681), (4316, 24370), (4874, 21580), (5395, 19496), (8632, 12185), (9748, 10790)]