7765160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 19126800

約数和(自身を除く): 11361640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 137, 218, 260, 274, 436, 520, 545, 548, 685, 872, 1090, 1096, 1370, 1417, 1781, 2180, 2740, 2834, 3562, 4360, 5480, 5668, 7085, 7124, 8905, 11336, 14170, 14248, 14933, 17810, 28340, 29866, 35620, 56680, 59732, 71240, 74665, 119464, 149330, 194129, 298660, 388258, 597320, 776516, 970645, 1553032, 1941290, 3882580, 7765160]

約数ペア:

[(1, 7765160), (2, 3882580), (4, 1941290), (5, 1553032), (8, 970645), (10, 776516), (13, 597320), (20, 388258), (26, 298660), (40, 194129), (52, 149330), (65, 119464), (104, 74665), (109, 71240), (130, 59732), (137, 56680), (218, 35620), (260, 29866), (274, 28340), (436, 17810), (520, 14933), (545, 14248), (548, 14170), (685, 11336), (872, 8905), (1090, 7124), (1096, 7085), (1370, 5668), (1417, 5480), (1781, 4360), (2180, 3562), (2740, 2834)]