79721616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 223110720

約数和(自身を除く): 143389104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 251, 312, 502, 509, 624, 753, 1004, 1018, 1506, 1527, 2008, 2036, 3012, 3054, 3263, 4016, 4072, 6024, 6108, 6526, 6617, 8144, 9789, 12048, 12216, 13052, 13234, 19578, 19851, 24432, 26104, 26468, 39156, 39702, 52208, 52936, 78312, 79404, 105872, 127759, 156624, 158808, 255518, 317616, 383277, 511036, 766554, 1022072, 1533108, 1660867, 2044144, 3066216, 3321734, 4982601, 6132432, 6643468, 9965202, 13286936, 19930404, 26573872, 39860808, 79721616]

約数ペア:

[(1, 79721616), (2, 39860808), (3, 26573872), (4, 19930404), (6, 13286936), (8, 9965202), (12, 6643468), (13, 6132432), (16, 4982601), (24, 3321734), (26, 3066216), (39, 2044144), (48, 1660867), (52, 1533108), (78, 1022072), (104, 766554), (156, 511036), (208, 383277), (251, 317616), (312, 255518), (502, 158808), (509, 156624), (624, 127759), (753, 105872), (1004, 79404), (1018, 78312), (1506, 52936), (1527, 52208), (2008, 39702), (2036, 39156), (3012, 26468), (3054, 26104), (3263, 24432), (4016, 19851), (4072, 19578), (6024, 13234), (6108, 13052), (6526, 12216), (6617, 12048), (8144, 9789)]