98188280

素因数分解:

$2^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2477}}^1$

素因数の和:3479

約数の個数: 32

約数和(自身を含む): 221235840

約数和(自身を除く): 123047560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 991, 1982, 2477, 3964, 4954, 4955, 7928, 9908, 9910, 12385, 19816, 19820, 24770, 39640, 49540, 99080, 2454707, 4909414, 9818828, 12273535, 19637656, 24547070, 49094140, 98188280]

約数ペア:

[(1, 98188280), (2, 49094140), (4, 24547070), (5, 19637656), (8, 12273535), (10, 9818828), (20, 4909414), (40, 2454707), (991, 99080), (1982, 49540), (2477, 39640), (3964, 24770), (4954, 19820), (4955, 19816), (7928, 12385), (9908, 9910)]