200091970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{3877}}^1$

素因数の和:4294

約数の個数: 32

約数和(自身を含む): 388947888

約数和(自身を除く): 188855918

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 397, 794, 1985, 3877, 3970, 5161, 7754, 10322, 19385, 25805, 38770, 50401, 51610, 100802, 252005, 504010, 1539169, 3078338, 7695845, 15391690, 20009197, 40018394, 100045985, 200091970]

約数ペア:

[(1, 200091970), (2, 100045985), (5, 40018394), (10, 20009197), (13, 15391690), (26, 7695845), (65, 3078338), (130, 1539169), (397, 504010), (794, 252005), (1985, 100802), (3877, 51610), (3970, 50401), (5161, 38770), (7754, 25805), (10322, 19385)]