71641760

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 177049152

約数和(自身を除く): 105407392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 67, 80, 82, 134, 160, 163, 164, 205, 268, 326, 328, 335, 410, 536, 652, 656, 670, 815, 820, 1072, 1304, 1312, 1340, 1630, 1640, 2144, 2608, 2680, 2747, 3260, 3280, 5216, 5360, 5494, 6520, 6560, 6683, 10720, 10921, 10988, 13040, 13366, 13735, 21842, 21976, 26080, 26732, 27470, 33415, 43684, 43952, 53464, 54605, 54940, 66830, 87368, 87904, 106928, 109210, 109880, 133660, 174736, 213856, 218420, 219760, 267320, 349472, 436840, 439520, 447761, 534640, 873680, 895522, 1069280, 1747360, 1791044, 2238805, 3582088, 4477610, 7164176, 8955220, 14328352, 17910440, 35820880, 71641760]

約数ペア:

[(1, 71641760), (2, 35820880), (4, 17910440), (5, 14328352), (8, 8955220), (10, 7164176), (16, 4477610), (20, 3582088), (32, 2238805), (40, 1791044), (41, 1747360), (67, 1069280), (80, 895522), (82, 873680), (134, 534640), (160, 447761), (163, 439520), (164, 436840), (205, 349472), (268, 267320), (326, 219760), (328, 218420), (335, 213856), (410, 174736), (536, 133660), (652, 109880), (656, 109210), (670, 106928), (815, 87904), (820, 87368), (1072, 66830), (1304, 54940), (1312, 54605), (1340, 53464), (1630, 43952), (1640, 43684), (2144, 33415), (2608, 27470), (2680, 26732), (2747, 26080), (3260, 21976), (3280, 21842), (5216, 13735), (5360, 13366), (5494, 13040), (6520, 10988), (6560, 10921), (6683, 10720)]