320415616

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{35257}}^1$

素因数の和:35342

約数の個数: 32

約数和(自身を含む): 647336880

約数和(自身を除く): 326921264

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 35257, 70514, 141028, 282056, 564112, 1128224, 2256448, 2503247, 4512896, 5006494, 10012988, 20025976, 40051952, 80103904, 160207808, 320415616]

約数ペア:

[(1, 320415616), (2, 160207808), (4, 80103904), (8, 40051952), (16, 20025976), (32, 10012988), (64, 5006494), (71, 4512896), (128, 2503247), (142, 2256448), (284, 1128224), (568, 564112), (1136, 282056), (2272, 141028), (4544, 70514), (9088, 35257)]