81131736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6113}}^1$

素因数の和:6208

約数の個数: 64

約数和(自身を含む): 234777600

約数和(自身を除く): 153645864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6113, 6636, 12226, 13272, 18339, 24452, 36678, 42791, 48904, 73356, 85582, 128373, 146712, 171164, 256746, 342328, 482927, 513492, 965854, 1026984, 1448781, 1931708, 2897562, 3380489, 3863416, 5795124, 6760978, 10141467, 11590248, 13521956, 20282934, 27043912, 40565868, 81131736]

約数ペア:

[(1, 81131736), (2, 40565868), (3, 27043912), (4, 20282934), (6, 13521956), (7, 11590248), (8, 10141467), (12, 6760978), (14, 5795124), (21, 3863416), (24, 3380489), (28, 2897562), (42, 1931708), (56, 1448781), (79, 1026984), (84, 965854), (158, 513492), (168, 482927), (237, 342328), (316, 256746), (474, 171164), (553, 146712), (632, 128373), (948, 85582), (1106, 73356), (1659, 48904), (1896, 42791), (2212, 36678), (3318, 24452), (4424, 18339), (6113, 13272), (6636, 12226)]