80290252

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{168677}}^1$

素因数の和:168705

約数の個数: 24

約数和(自身を含む): 170027424

約数和(自身を除く): 89737172

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 168677, 337354, 674708, 1180739, 2361478, 2867509, 4722956, 5735018, 11470036, 20072563, 40145126, 80290252]

約数ペア:

[(1, 80290252), (2, 40145126), (4, 20072563), (7, 11470036), (14, 5735018), (17, 4722956), (28, 2867509), (34, 2361478), (68, 1180739), (119, 674708), (238, 337354), (476, 168677)]