80527928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 173577600

約数和(自身を除く): 93049672

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 83, 104, 152, 166, 247, 332, 491, 494, 664, 982, 988, 1079, 1577, 1964, 1976, 2158, 3154, 3928, 4316, 6308, 6383, 8632, 9329, 12616, 12766, 18658, 20501, 25532, 37316, 40753, 41002, 51064, 74632, 81506, 82004, 121277, 163012, 164008, 242554, 326024, 485108, 529789, 774307, 970216, 1059578, 1548614, 2119156, 3097228, 4238312, 6194456, 10065991, 20131982, 40263964, 80527928]

約数ペア:

[(1, 80527928), (2, 40263964), (4, 20131982), (8, 10065991), (13, 6194456), (19, 4238312), (26, 3097228), (38, 2119156), (52, 1548614), (76, 1059578), (83, 970216), (104, 774307), (152, 529789), (166, 485108), (247, 326024), (332, 242554), (491, 164008), (494, 163012), (664, 121277), (982, 82004), (988, 81506), (1079, 74632), (1577, 51064), (1964, 41002), (1976, 40753), (2158, 37316), (3154, 25532), (3928, 20501), (4316, 18658), (6308, 12766), (6383, 12616), (8632, 9329)]