64462630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2161}}^1$

素因数の和:2344

約数の個数: 32

約数和(自身を含む): 122974560

約数和(自身を除く): 58511930

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2161, 2983, 4322, 5966, 10805, 14915, 21610, 29830, 41059, 82118, 205295, 339277, 410590, 678554, 1696385, 3392770, 6446263, 12892526, 32231315, 64462630]

約数ペア:

[(1, 64462630), (2, 32231315), (5, 12892526), (10, 6446263), (19, 3392770), (38, 1696385), (95, 678554), (157, 410590), (190, 339277), (314, 205295), (785, 82118), (1570, 41059), (2161, 29830), (2983, 21610), (4322, 14915), (5966, 10805)]