78915304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 165110400

約数和(自身を除く): 86195096

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 103, 104, 106, 139, 206, 212, 278, 412, 424, 556, 689, 824, 1112, 1339, 1378, 1807, 2678, 2756, 3614, 5356, 5459, 5512, 7228, 7367, 10712, 10918, 14317, 14456, 14734, 21836, 28634, 29468, 43672, 57268, 58936, 70967, 95771, 114536, 141934, 186121, 191542, 283868, 372242, 383084, 567736, 744484, 758801, 766168, 1488968, 1517602, 3035204, 6070408, 9864413, 19728826, 39457652, 78915304]

約数ペア:

[(1, 78915304), (2, 39457652), (4, 19728826), (8, 9864413), (13, 6070408), (26, 3035204), (52, 1517602), (53, 1488968), (103, 766168), (104, 758801), (106, 744484), (139, 567736), (206, 383084), (212, 372242), (278, 283868), (412, 191542), (424, 186121), (556, 141934), (689, 114536), (824, 95771), (1112, 70967), (1339, 58936), (1378, 57268), (1807, 43672), (2678, 29468), (2756, 28634), (3614, 21836), (5356, 14734), (5459, 14456), (5512, 14317), (7228, 10918), (7367, 10712)]