9940487776

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{2693}}^1$

素因数の和:2856

約数の個数: 72

約数和(自身を含む): 20545866432

約数和(自身を除く): 10605378656

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 122, 124, 244, 248, 488, 496, 976, 992, 1891, 1952, 2693, 3721, 3782, 5386, 7442, 7564, 10772, 14884, 15128, 21544, 29768, 30256, 43088, 59536, 60512, 83483, 86176, 115351, 119072, 164273, 166966, 230702, 328546, 333932, 461404, 657092, 667864, 922808, 1314184, 1335728, 1845616, 2628368, 2671456, 3691232, 5092463, 5256736, 10020653, 10184926, 20041306, 20369852, 40082612, 40739704, 80165224, 81479408, 160330448, 162958816, 310640243, 320660896, 621280486, 1242560972, 2485121944, 4970243888, 9940487776]

約数ペア:

[(1, 9940487776), (2, 4970243888), (4, 2485121944), (8, 1242560972), (16, 621280486), (31, 320660896), (32, 310640243), (61, 162958816), (62, 160330448), (122, 81479408), (124, 80165224), (244, 40739704), (248, 40082612), (488, 20369852), (496, 20041306), (976, 10184926), (992, 10020653), (1891, 5256736), (1952, 5092463), (2693, 3691232), (3721, 2671456), (3782, 2628368), (5386, 1845616), (7442, 1335728), (7564, 1314184), (10772, 922808), (14884, 667864), (15128, 657092), (21544, 461404), (29768, 333932), (30256, 328546), (43088, 230702), (59536, 166966), (60512, 164273), (83483, 119072), (86176, 115351)]