31913050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1693}}^1$

素因数の和:1747

約数の個数: 48

約数和(自身を含む): 66167640

約数和(自身を除く): 34254590

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1693, 1885, 3386, 3770, 8465, 9425, 16930, 18850, 22009, 42325, 44018, 49097, 84650, 98194, 110045, 220090, 245485, 490970, 550225, 638261, 1100450, 1227425, 1276522, 2454850, 3191305, 6382610, 15956525, 31913050]

約数ペア:

[(1, 31913050), (2, 15956525), (5, 6382610), (10, 3191305), (13, 2454850), (25, 1276522), (26, 1227425), (29, 1100450), (50, 638261), (58, 550225), (65, 490970), (130, 245485), (145, 220090), (290, 110045), (325, 98194), (377, 84650), (650, 49097), (725, 44018), (754, 42325), (1450, 22009), (1693, 18850), (1885, 16930), (3386, 9425), (3770, 8465)]