81317964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:799

約数の個数: 96

約数和(自身を含む): 235952640

約数和(自身を除く): 154634676

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 113, 156, 182, 226, 273, 339, 364, 452, 546, 659, 678, 791, 1092, 1318, 1356, 1469, 1582, 1977, 2373, 2636, 2938, 3164, 3954, 4407, 4613, 4746, 5876, 7908, 8567, 8814, 9226, 9492, 10283, 13839, 17134, 17628, 18452, 20566, 25701, 27678, 30849, 34268, 41132, 51402, 55356, 59969, 61698, 74467, 102804, 119938, 123396, 148934, 179907, 223401, 239876, 297868, 359814, 446802, 521269, 719628, 893604, 968071, 1042538, 1563807, 1936142, 2085076, 2904213, 3127614, 3872284, 5808426, 6255228, 6776497, 11616852, 13552994, 20329491, 27105988, 40658982, 81317964]

約数ペア:

[(1, 81317964), (2, 40658982), (3, 27105988), (4, 20329491), (6, 13552994), (7, 11616852), (12, 6776497), (13, 6255228), (14, 5808426), (21, 3872284), (26, 3127614), (28, 2904213), (39, 2085076), (42, 1936142), (52, 1563807), (78, 1042538), (84, 968071), (91, 893604), (113, 719628), (156, 521269), (182, 446802), (226, 359814), (273, 297868), (339, 239876), (364, 223401), (452, 179907), (546, 148934), (659, 123396), (678, 119938), (791, 102804), (1092, 74467), (1318, 61698), (1356, 59969), (1469, 55356), (1582, 51402), (1977, 41132), (2373, 34268), (2636, 30849), (2938, 27678), (3164, 25701), (3954, 20566), (4407, 18452), (4613, 17628), (4746, 17134), (5876, 13839), (7908, 10283), (8567, 9492), (8814, 9226)]