64748816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 143734848

約数和(自身を除く): 78986032

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 61, 74, 88, 122, 148, 163, 176, 244, 296, 326, 407, 488, 592, 652, 671, 814, 976, 1304, 1342, 1628, 1793, 2257, 2608, 2684, 3256, 3586, 4514, 5368, 6031, 6512, 7172, 9028, 9943, 10736, 12062, 14344, 18056, 19886, 24124, 24827, 28688, 36112, 39772, 48248, 49654, 66341, 79544, 96496, 99308, 109373, 132682, 159088, 198616, 218746, 265364, 367891, 397232, 437492, 530728, 735782, 874984, 1061456, 1471564, 1749968, 2943128, 4046801, 5886256, 8093602, 16187204, 32374408, 64748816]

約数ペア:

[(1, 64748816), (2, 32374408), (4, 16187204), (8, 8093602), (11, 5886256), (16, 4046801), (22, 2943128), (37, 1749968), (44, 1471564), (61, 1061456), (74, 874984), (88, 735782), (122, 530728), (148, 437492), (163, 397232), (176, 367891), (244, 265364), (296, 218746), (326, 198616), (407, 159088), (488, 132682), (592, 109373), (652, 99308), (671, 96496), (814, 79544), (976, 66341), (1304, 49654), (1342, 48248), (1628, 39772), (1793, 36112), (2257, 28688), (2608, 24827), (2684, 24124), (3256, 19886), (3586, 18056), (4514, 14344), (5368, 12062), (6031, 10736), (6512, 9943), (7172, 9028)]