31531712

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:757

約数の個数: 56

約数和(自身を含む): 67494912

約数和(自身を除く): 35963200

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 184, 248, 368, 496, 691, 713, 736, 992, 1382, 1426, 1472, 1984, 2764, 2852, 5528, 5704, 11056, 11408, 15893, 21421, 22112, 22816, 31786, 42842, 44224, 45632, 63572, 85684, 127144, 171368, 254288, 342736, 492683, 508576, 685472, 985366, 1017152, 1370944, 1970732, 3941464, 7882928, 15765856, 31531712]

約数ペア:

[(1, 31531712), (2, 15765856), (4, 7882928), (8, 3941464), (16, 1970732), (23, 1370944), (31, 1017152), (32, 985366), (46, 685472), (62, 508576), (64, 492683), (92, 342736), (124, 254288), (184, 171368), (248, 127144), (368, 85684), (496, 63572), (691, 45632), (713, 44224), (736, 42842), (992, 31786), (1382, 22816), (1426, 22112), (1472, 21421), (1984, 15893), (2764, 11408), (2852, 11056), (5528, 5704)]