79048640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1366

約数の個数: 112

約数和(自身を含む): 217590624

約数和(自身を除く): 138541984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1321, 1360, 1496, 1760, 1870, 2642, 2720, 2992, 3520, 3740, 5284, 5440, 5984, 6605, 7480, 10568, 11968, 13210, 14531, 14960, 21136, 22457, 26420, 29062, 29920, 42272, 44914, 52840, 58124, 59840, 72655, 84544, 89828, 105680, 112285, 116248, 145310, 179656, 211360, 224570, 232496, 247027, 290620, 359312, 422720, 449140, 464992, 494054, 581240, 718624, 898280, 929984, 988108, 1162480, 1235135, 1437248, 1796560, 1976216, 2324960, 2470270, 3593120, 3952432, 4649920, 4940540, 7186240, 7904864, 9881080, 15809728, 19762160, 39524320, 79048640]

約数ペア:

[(1, 79048640), (2, 39524320), (4, 19762160), (5, 15809728), (8, 9881080), (10, 7904864), (11, 7186240), (16, 4940540), (17, 4649920), (20, 3952432), (22, 3593120), (32, 2470270), (34, 2324960), (40, 1976216), (44, 1796560), (55, 1437248), (64, 1235135), (68, 1162480), (80, 988108), (85, 929984), (88, 898280), (110, 718624), (136, 581240), (160, 494054), (170, 464992), (176, 449140), (187, 422720), (220, 359312), (272, 290620), (320, 247027), (340, 232496), (352, 224570), (374, 211360), (440, 179656), (544, 145310), (680, 116248), (704, 112285), (748, 105680), (880, 89828), (935, 84544), (1088, 72655), (1321, 59840), (1360, 58124), (1496, 52840), (1760, 44914), (1870, 42272), (2642, 29920), (2720, 29062), (2992, 26420), (3520, 22457), (3740, 21136), (5284, 14960), (5440, 14531), (5984, 13210), (6605, 11968), (7480, 10568)]