81176816

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1031}}^1$

素因数の和:1102

約数の個数: 80

約数和(自身を含む): 194511360

約数和(自身を除く): 113334544

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 37, 38, 56, 74, 76, 112, 133, 148, 152, 259, 266, 296, 304, 518, 532, 592, 703, 1031, 1036, 1064, 1406, 2062, 2072, 2128, 2812, 4124, 4144, 4921, 5624, 7217, 8248, 9842, 11248, 14434, 16496, 19589, 19684, 28868, 38147, 39178, 39368, 57736, 76294, 78356, 78736, 115472, 137123, 152588, 156712, 267029, 274246, 305176, 313424, 534058, 548492, 610352, 724793, 1068116, 1096984, 1449586, 2136232, 2193968, 2899172, 4272464, 5073551, 5798344, 10147102, 11596688, 20294204, 40588408, 81176816]

約数ペア:

[(1, 81176816), (2, 40588408), (4, 20294204), (7, 11596688), (8, 10147102), (14, 5798344), (16, 5073551), (19, 4272464), (28, 2899172), (37, 2193968), (38, 2136232), (56, 1449586), (74, 1096984), (76, 1068116), (112, 724793), (133, 610352), (148, 548492), (152, 534058), (259, 313424), (266, 305176), (296, 274246), (304, 267029), (518, 156712), (532, 152588), (592, 137123), (703, 115472), (1031, 78736), (1036, 78356), (1064, 76294), (1406, 57736), (2062, 39368), (2072, 39178), (2128, 38147), (2812, 28868), (4124, 19684), (4144, 19589), (4921, 16496), (5624, 14434), (7217, 11248), (8248, 9842)]