80144896

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{12041}}^1$

素因数の和:12072

約数の個数: 40

約数和(自身を含む): 172465524

約数和(自身を除く): 92320628

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 12041, 24082, 48164, 96328, 156533, 192656, 313066, 385312, 626132, 770624, 1252264, 1541248, 2504528, 3082496, 5009056, 6164992, 10018112, 20036224, 40072448, 80144896]

約数ペア:

[(1, 80144896), (2, 40072448), (4, 20036224), (8, 10018112), (13, 6164992), (16, 5009056), (26, 3082496), (32, 2504528), (52, 1541248), (64, 1252264), (104, 770624), (128, 626132), (208, 385312), (256, 313066), (416, 192656), (512, 156533), (832, 96328), (1664, 48164), (3328, 24082), (6656, 12041)]