406874080

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{15601}}^1$

素因数の和:15779

約数の個数: 48

約数和(自身を含む): 967199184

約数和(自身を除く): 560325104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5216, 6520, 13040, 15601, 26080, 31202, 62404, 78005, 124808, 156010, 249616, 312020, 499232, 624040, 1248080, 2496160, 2542963, 5085926, 10171852, 12714815, 20343704, 25429630, 40687408, 50859260, 81374816, 101718520, 203437040, 406874080]

約数ペア:

[(1, 406874080), (2, 203437040), (4, 101718520), (5, 81374816), (8, 50859260), (10, 40687408), (16, 25429630), (20, 20343704), (32, 12714815), (40, 10171852), (80, 5085926), (160, 2542963), (163, 2496160), (326, 1248080), (652, 624040), (815, 499232), (1304, 312020), (1630, 249616), (2608, 156010), (3260, 124808), (5216, 78005), (6520, 62404), (13040, 31202), (15601, 26080)]