80904615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28843}}^1$

素因数の和:28879

約数の個数: 32

約数和(自身を含む): 149527296

約数和(自身を除く): 68622681

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 28843, 86529, 144215, 317273, 432645, 490331, 951819, 1470993, 1586365, 2451655, 4759095, 5393641, 7354965, 16180923, 26968205, 80904615]

約数ペア:

[(1, 80904615), (3, 26968205), (5, 16180923), (11, 7354965), (15, 5393641), (17, 4759095), (33, 2451655), (51, 1586365), (55, 1470993), (85, 951819), (165, 490331), (187, 432645), (255, 317273), (561, 144215), (935, 86529), (2805, 28843)]