77165920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1613}}^1$

素因数の和:1664

約数の個数: 96

約数和(自身を含む): 204990912

約数和(自身を除く): 127824992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 736, 920, 1040, 1196, 1495, 1613, 1840, 2080, 2392, 2990, 3226, 3680, 4784, 5980, 6452, 8065, 9568, 11960, 12904, 16130, 20969, 23920, 25808, 32260, 37099, 41938, 47840, 51616, 64520, 74198, 83876, 104845, 129040, 148396, 167752, 185495, 209690, 258080, 296792, 335504, 370990, 419380, 482287, 593584, 671008, 741980, 838760, 964574, 1187168, 1483960, 1677520, 1929148, 2411435, 2967920, 3355040, 3858296, 4822870, 5935840, 7716592, 9645740, 15433184, 19291480, 38582960, 77165920]

約数ペア:

[(1, 77165920), (2, 38582960), (4, 19291480), (5, 15433184), (8, 9645740), (10, 7716592), (13, 5935840), (16, 4822870), (20, 3858296), (23, 3355040), (26, 2967920), (32, 2411435), (40, 1929148), (46, 1677520), (52, 1483960), (65, 1187168), (80, 964574), (92, 838760), (104, 741980), (115, 671008), (130, 593584), (160, 482287), (184, 419380), (208, 370990), (230, 335504), (260, 296792), (299, 258080), (368, 209690), (416, 185495), (460, 167752), (520, 148396), (598, 129040), (736, 104845), (920, 83876), (1040, 74198), (1196, 64520), (1495, 51616), (1613, 47840), (1840, 41938), (2080, 37099), (2392, 32260), (2990, 25808), (3226, 23920), (3680, 20969), (4784, 16130), (5980, 12904), (6452, 11960), (8065, 9568)]