71748688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 158864832

約数和(自身を除く): 87116144

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 61, 82, 88, 122, 163, 164, 176, 244, 326, 328, 451, 488, 652, 656, 671, 902, 976, 1304, 1342, 1793, 1804, 2501, 2608, 2684, 3586, 3608, 5002, 5368, 6683, 7172, 7216, 9943, 10004, 10736, 13366, 14344, 19886, 20008, 26732, 27511, 28688, 39772, 40016, 53464, 55022, 73513, 79544, 106928, 109373, 110044, 147026, 159088, 218746, 220088, 294052, 407663, 437492, 440176, 588104, 815326, 874984, 1176208, 1630652, 1749968, 3261304, 4484293, 6522608, 8968586, 17937172, 35874344, 71748688]

約数ペア:

[(1, 71748688), (2, 35874344), (4, 17937172), (8, 8968586), (11, 6522608), (16, 4484293), (22, 3261304), (41, 1749968), (44, 1630652), (61, 1176208), (82, 874984), (88, 815326), (122, 588104), (163, 440176), (164, 437492), (176, 407663), (244, 294052), (326, 220088), (328, 218746), (451, 159088), (488, 147026), (652, 110044), (656, 109373), (671, 106928), (902, 79544), (976, 73513), (1304, 55022), (1342, 53464), (1793, 40016), (1804, 39772), (2501, 28688), (2608, 27511), (2684, 26732), (3586, 20008), (3608, 19886), (5002, 14344), (5368, 13366), (6683, 10736), (7172, 10004), (7216, 9943)]