31478656

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 69523200

約数和(自身を除く): 38044544

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 176, 283, 316, 352, 566, 632, 704, 869, 1132, 1264, 1408, 1738, 2264, 2528, 3113, 3476, 4528, 5056, 6226, 6952, 9056, 10112, 12452, 13904, 18112, 22357, 24904, 27808, 36224, 44714, 49808, 55616, 89428, 99616, 111232, 178856, 199232, 245927, 357712, 398464, 491854, 715424, 983708, 1430848, 1967416, 2861696, 3934832, 7869664, 15739328, 31478656]

約数ペア:

[(1, 31478656), (2, 15739328), (4, 7869664), (8, 3934832), (11, 2861696), (16, 1967416), (22, 1430848), (32, 983708), (44, 715424), (64, 491854), (79, 398464), (88, 357712), (128, 245927), (158, 199232), (176, 178856), (283, 111232), (316, 99616), (352, 89428), (566, 55616), (632, 49808), (704, 44714), (869, 36224), (1132, 27808), (1264, 24904), (1408, 22357), (1738, 18112), (2264, 13904), (2528, 12452), (3113, 10112), (3476, 9056), (4528, 6952), (5056, 6226)]