157087580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1187}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 356257440

約数和(自身を除く): 199169860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 509, 1018, 1187, 2036, 2374, 2545, 4748, 5090, 5935, 6617, 10180, 11870, 13234, 15431, 23740, 26468, 30862, 33085, 61724, 66170, 77155, 132340, 154310, 308620, 604183, 1208366, 2416732, 3020915, 6041830, 7854379, 12083660, 15708758, 31417516, 39271895, 78543790, 157087580]

約数ペア:

[(1, 157087580), (2, 78543790), (4, 39271895), (5, 31417516), (10, 15708758), (13, 12083660), (20, 7854379), (26, 6041830), (52, 3020915), (65, 2416732), (130, 1208366), (260, 604183), (509, 308620), (1018, 154310), (1187, 132340), (2036, 77155), (2374, 66170), (2545, 61724), (4748, 33085), (5090, 30862), (5935, 26468), (6617, 23740), (10180, 15431), (11870, 13234)]