72894880

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^2$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 176811012

約数和(自身を除く): 103916132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 79, 80, 146, 158, 160, 292, 316, 365, 395, 584, 632, 730, 790, 1168, 1264, 1460, 1580, 2336, 2528, 2920, 3160, 5767, 5840, 6241, 6320, 11534, 11680, 12482, 12640, 23068, 24964, 28835, 31205, 46136, 49928, 57670, 62410, 92272, 99856, 115340, 124820, 184544, 199712, 230680, 249640, 455593, 461360, 499280, 911186, 922720, 998560, 1822372, 2277965, 3644744, 4555930, 7289488, 9111860, 14578976, 18223720, 36447440, 72894880]

約数ペア:

[(1, 72894880), (2, 36447440), (4, 18223720), (5, 14578976), (8, 9111860), (10, 7289488), (16, 4555930), (20, 3644744), (32, 2277965), (40, 1822372), (73, 998560), (79, 922720), (80, 911186), (146, 499280), (158, 461360), (160, 455593), (292, 249640), (316, 230680), (365, 199712), (395, 184544), (584, 124820), (632, 115340), (730, 99856), (790, 92272), (1168, 62410), (1264, 57670), (1460, 49928), (1580, 46136), (2336, 31205), (2528, 28835), (2920, 24964), (3160, 23068), (5767, 12640), (5840, 12482), (6241, 11680), (6320, 11534)]