90407872

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:645

約数の個数: 56

約数和(自身を含む): 187132976

約数和(自身を除く): 96725104

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 73, 74, 146, 148, 292, 296, 523, 584, 592, 1046, 1168, 1184, 2092, 2336, 2368, 2701, 4184, 4672, 5402, 8368, 10804, 16736, 19351, 21608, 33472, 38179, 38702, 43216, 76358, 77404, 86432, 152716, 154808, 172864, 305432, 309616, 610864, 619232, 1221728, 1238464, 1412623, 2443456, 2825246, 5650492, 11300984, 22601968, 45203936, 90407872]

約数ペア:

[(1, 90407872), (2, 45203936), (4, 22601968), (8, 11300984), (16, 5650492), (32, 2825246), (37, 2443456), (64, 1412623), (73, 1238464), (74, 1221728), (146, 619232), (148, 610864), (292, 309616), (296, 305432), (523, 172864), (584, 154808), (592, 152716), (1046, 86432), (1168, 77404), (1184, 76358), (2092, 43216), (2336, 38702), (2368, 38179), (2701, 33472), (4184, 21608), (4672, 19351), (5402, 16736), (8368, 10804)]