157781930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{15731}}^1$

素因数の和:15814

約数の個数: 32

約数和(自身を含む): 305830080

約数和(自身を除く): 148048150

約数列:

[1, 2, 5, 10, 17, 34, 59, 85, 118, 170, 295, 590, 1003, 2006, 5015, 10030, 15731, 31462, 78655, 157310, 267427, 534854, 928129, 1337135, 1856258, 2674270, 4640645, 9281290, 15778193, 31556386, 78890965, 157781930]

約数ペア:

[(1, 157781930), (2, 78890965), (5, 31556386), (10, 15778193), (17, 9281290), (34, 4640645), (59, 2674270), (85, 1856258), (118, 1337135), (170, 928129), (295, 534854), (590, 267427), (1003, 157310), (2006, 78655), (5015, 31462), (10030, 15731)]