81594835

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4231}}^1$

素因数の和:4291

約数の個数: 32

約数和(自身を含む): 121881600

約数和(自身を除く): 40286765

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 665, 1015, 2755, 3857, 4231, 19285, 21155, 29617, 80389, 122699, 148085, 401945, 562723, 613495, 858893, 2331281, 2813615, 4294465, 11656405, 16318967, 81594835]

約数ペア:

[(1, 81594835), (5, 16318967), (7, 11656405), (19, 4294465), (29, 2813615), (35, 2331281), (95, 858893), (133, 613495), (145, 562723), (203, 401945), (551, 148085), (665, 122699), (1015, 80389), (2755, 29617), (3857, 21155), (4231, 19285)]