870345245

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1$

素因数の和:758

約数の個数: 64

約数和(自身を含む): 1359244800

約数和(自身を除く): 488899555

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 137, 145, 203, 319, 385, 569, 685, 959, 1015, 1507, 1595, 2233, 2845, 3973, 3983, 4795, 6259, 7535, 10549, 11165, 16501, 19865, 19915, 27811, 31295, 43703, 43813, 52745, 77953, 82505, 115507, 139055, 181511, 218515, 219065, 305921, 389765, 545671, 577535, 857483, 907555, 1270577, 1529605, 2260637, 2728355, 4287415, 6002381, 6352885, 11303185, 15824459, 24867007, 30011905, 79122295, 124335035, 174069049, 870345245]

約数ペア:

[(1, 870345245), (5, 174069049), (7, 124335035), (11, 79122295), (29, 30011905), (35, 24867007), (55, 15824459), (77, 11303185), (137, 6352885), (145, 6002381), (203, 4287415), (319, 2728355), (385, 2260637), (569, 1529605), (685, 1270577), (959, 907555), (1015, 857483), (1507, 577535), (1595, 545671), (2233, 389765), (2845, 305921), (3973, 219065), (3983, 218515), (4795, 181511), (6259, 139055), (7535, 115507), (10549, 82505), (11165, 77953), (16501, 52745), (19865, 43813), (19915, 43703), (27811, 31295)]