158678840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{7499}}^1$

素因数の和:7556

約数の個数: 48

約数和(自身を含む): 373275000

約数和(自身を除く): 214596160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 4232, 5290, 7499, 10580, 14998, 21160, 29996, 37495, 59992, 74990, 149980, 172477, 299960, 344954, 689908, 862385, 1379816, 1724770, 3449540, 3966971, 6899080, 7933942, 15867884, 19834855, 31735768, 39669710, 79339420, 158678840]

約数ペア:

[(1, 158678840), (2, 79339420), (4, 39669710), (5, 31735768), (8, 19834855), (10, 15867884), (20, 7933942), (23, 6899080), (40, 3966971), (46, 3449540), (92, 1724770), (115, 1379816), (184, 862385), (230, 689908), (460, 344954), (529, 299960), (920, 172477), (1058, 149980), (2116, 74990), (2645, 59992), (4232, 37495), (5290, 29996), (7499, 21160), (10580, 14998)]