152982020

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 326325888

約数和(自身を除く): 173343868

約数列:

[1, 2, 4, 5, 10, 20, 163, 167, 281, 326, 334, 562, 652, 668, 815, 835, 1124, 1405, 1630, 1670, 2810, 3260, 3340, 5620, 27221, 45803, 46927, 54442, 91606, 93854, 108884, 136105, 183212, 187708, 229015, 234635, 272210, 458030, 469270, 544420, 916060, 938540, 7649101, 15298202, 30596404, 38245505, 76491010, 152982020]

約数ペア:

[(1, 152982020), (2, 76491010), (4, 38245505), (5, 30596404), (10, 15298202), (20, 7649101), (163, 938540), (167, 916060), (281, 544420), (326, 469270), (334, 458030), (562, 272210), (652, 234635), (668, 229015), (815, 187708), (835, 183212), (1124, 136105), (1405, 108884), (1630, 93854), (1670, 91606), (2810, 54442), (3260, 46927), (3340, 45803), (5620, 27221)]