87910888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 185749200

約数和(自身を除く): 97838312

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 53, 82, 104, 106, 164, 212, 328, 389, 424, 533, 689, 778, 1066, 1378, 1556, 2132, 2173, 2756, 3112, 4264, 4346, 5057, 5512, 8692, 10114, 15949, 17384, 20228, 20617, 28249, 31898, 40456, 41234, 56498, 63796, 82468, 112996, 127592, 164936, 207337, 225992, 268021, 414674, 536042, 829348, 845297, 1072084, 1658696, 1690594, 2144168, 3381188, 6762376, 10988861, 21977722, 43955444, 87910888]

約数ペア:

[(1, 87910888), (2, 43955444), (4, 21977722), (8, 10988861), (13, 6762376), (26, 3381188), (41, 2144168), (52, 1690594), (53, 1658696), (82, 1072084), (104, 845297), (106, 829348), (164, 536042), (212, 414674), (328, 268021), (389, 225992), (424, 207337), (533, 164936), (689, 127592), (778, 112996), (1066, 82468), (1378, 63796), (1556, 56498), (2132, 41234), (2173, 40456), (2756, 31898), (3112, 28249), (4264, 20617), (4346, 20228), (5057, 17384), (5512, 15949), (8692, 10114)]