105020480

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1277}}^1$

素因数の和:1551

約数の個数: 56

約数和(自身を含む): 251249688

約数和(自身を除く): 146229208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 1028, 1277, 1285, 2056, 2554, 2570, 4112, 5108, 5140, 6385, 8224, 10216, 10280, 12770, 16448, 20432, 20560, 25540, 40864, 41120, 51080, 81728, 82240, 102160, 204320, 328189, 408640, 656378, 1312756, 1640945, 2625512, 3281890, 5251024, 6563780, 10502048, 13127560, 21004096, 26255120, 52510240, 105020480]

約数ペア:

[(1, 105020480), (2, 52510240), (4, 26255120), (5, 21004096), (8, 13127560), (10, 10502048), (16, 6563780), (20, 5251024), (32, 3281890), (40, 2625512), (64, 1640945), (80, 1312756), (160, 656378), (257, 408640), (320, 328189), (514, 204320), (1028, 102160), (1277, 82240), (1285, 81728), (2056, 51080), (2554, 41120), (2570, 40864), (4112, 25540), (5108, 20560), (5140, 20432), (6385, 16448), (8224, 12770), (10216, 10280)]