62661640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^2\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 143678340

約数和(自身を除く): 81016700

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 421, 488, 610, 842, 1220, 1684, 2105, 2440, 3368, 3721, 4210, 7442, 8420, 14884, 16840, 18605, 25681, 29768, 37210, 51362, 74420, 102724, 128405, 148840, 205448, 256810, 513620, 1027240, 1566541, 3133082, 6266164, 7832705, 12532328, 15665410, 31330820, 62661640]

約数ペア:

[(1, 62661640), (2, 31330820), (4, 15665410), (5, 12532328), (8, 7832705), (10, 6266164), (20, 3133082), (40, 1566541), (61, 1027240), (122, 513620), (244, 256810), (305, 205448), (421, 148840), (488, 128405), (610, 102724), (842, 74420), (1220, 51362), (1684, 37210), (2105, 29768), (2440, 25681), (3368, 18605), (3721, 16840), (4210, 14884), (7442, 8420)]