87288290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1097}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 160878960

約数和(自身を除く): 73590670

約数列:

[1, 2, 5, 10, 73, 109, 146, 218, 365, 545, 730, 1090, 1097, 2194, 5485, 7957, 10970, 15914, 39785, 79570, 80081, 119573, 160162, 239146, 400405, 597865, 800810, 1195730, 8728829, 17457658, 43644145, 87288290]

約数ペア:

[(1, 87288290), (2, 43644145), (5, 17457658), (10, 8728829), (73, 1195730), (109, 800810), (146, 597865), (218, 400405), (365, 239146), (545, 160162), (730, 119573), (1090, 80081), (1097, 79570), (2194, 39785), (5485, 15914), (7957, 10970)]