61628216

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 126928800

約数和(自身を除く): 65300584

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 169, 316, 338, 577, 632, 676, 1027, 1154, 1352, 2054, 2308, 4108, 4616, 7501, 8216, 13351, 15002, 26702, 30004, 45583, 53404, 60008, 91166, 97513, 106808, 182332, 195026, 364664, 390052, 592579, 780104, 1185158, 2370316, 4740632, 7703527, 15407054, 30814108, 61628216]

約数ペア:

[(1, 61628216), (2, 30814108), (4, 15407054), (8, 7703527), (13, 4740632), (26, 2370316), (52, 1185158), (79, 780104), (104, 592579), (158, 390052), (169, 364664), (316, 195026), (338, 182332), (577, 106808), (632, 97513), (676, 91166), (1027, 60008), (1154, 53404), (1352, 45583), (2054, 30004), (2308, 26702), (4108, 15002), (4616, 13351), (7501, 8216)]