68935568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10691}}^1$

素因数の和:10743

約数の個数: 40

約数和(自身を含む): 148490496

約数和(自身を除く): 79554928

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 10691, 21382, 42764, 85528, 138983, 171056, 277966, 331421, 555932, 662842, 1111864, 1325684, 2223728, 2651368, 4308473, 5302736, 8616946, 17233892, 34467784, 68935568]

約数ペア:

[(1, 68935568), (2, 34467784), (4, 17233892), (8, 8616946), (13, 5302736), (16, 4308473), (26, 2651368), (31, 2223728), (52, 1325684), (62, 1111864), (104, 662842), (124, 555932), (208, 331421), (248, 277966), (403, 171056), (496, 138983), (806, 85528), (1612, 42764), (3224, 21382), (6448, 10691)]