156928645540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1427}}^1\times {\mathrm{3271}}^1$

素因数の和:4789

約数の個数: 72

約数和(自身を含む): 338124056256

約数和(自身を除く): 181195410716

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1427, 1681, 2854, 3271, 3362, 5708, 6542, 6724, 7135, 8405, 13084, 14270, 16355, 16810, 28540, 32710, 33620, 58507, 65420, 117014, 134111, 234028, 268222, 292535, 536444, 585070, 670555, 1170140, 1341110, 2398787, 2682220, 4667717, 4797574, 5498551, 9335434, 9595148, 10997102, 11993935, 18670868, 21994204, 23338585, 23987870, 27492755, 46677170, 47975740, 54985510, 93354340, 109971020, 191376397, 382752794, 765505588, 956881985, 1913763970, 3827527940, 7846432277, 15692864554, 31385729108, 39232161385, 78464322770, 156928645540]

約数ペア:

[(1, 156928645540), (2, 78464322770), (4, 39232161385), (5, 31385729108), (10, 15692864554), (20, 7846432277), (41, 3827527940), (82, 1913763970), (164, 956881985), (205, 765505588), (410, 382752794), (820, 191376397), (1427, 109971020), (1681, 93354340), (2854, 54985510), (3271, 47975740), (3362, 46677170), (5708, 27492755), (6542, 23987870), (6724, 23338585), (7135, 21994204), (8405, 18670868), (13084, 11993935), (14270, 10997102), (16355, 9595148), (16810, 9335434), (28540, 5498551), (32710, 4797574), (33620, 4667717), (58507, 2682220), (65420, 2398787), (117014, 1341110), (134111, 1170140), (234028, 670555), (268222, 585070), (292535, 536444)]