72557072

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 168739200

約数和(自身を除く): 96182128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 89, 112, 116, 178, 203, 232, 251, 356, 406, 464, 502, 623, 712, 812, 1004, 1246, 1424, 1624, 1757, 2008, 2492, 2581, 3248, 3514, 4016, 4984, 5162, 7028, 7279, 9968, 10324, 14056, 14558, 18067, 20648, 22339, 28112, 29116, 36134, 41296, 44678, 50953, 58232, 72268, 89356, 101906, 116464, 144536, 156373, 178712, 203812, 289072, 312746, 357424, 407624, 625492, 647831, 815248, 1250984, 1295662, 2501968, 2591324, 4534817, 5182648, 9069634, 10365296, 18139268, 36278536, 72557072]

約数ペア:

[(1, 72557072), (2, 36278536), (4, 18139268), (7, 10365296), (8, 9069634), (14, 5182648), (16, 4534817), (28, 2591324), (29, 2501968), (56, 1295662), (58, 1250984), (89, 815248), (112, 647831), (116, 625492), (178, 407624), (203, 357424), (232, 312746), (251, 289072), (356, 203812), (406, 178712), (464, 156373), (502, 144536), (623, 116464), (712, 101906), (812, 89356), (1004, 72268), (1246, 58232), (1424, 50953), (1624, 44678), (1757, 41296), (2008, 36134), (2492, 29116), (2581, 28112), (3248, 22339), (3514, 20648), (4016, 18067), (4984, 14558), (5162, 14056), (7028, 10324), (7279, 9968)]