2019127825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{33223}}^1$

素因数の和:33274

約数の個数: 48

約数和(自身を含む): 3114550656

約数和(自身を除く): 1095422831

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 2431, 3575, 4675, 5525, 12155, 33223, 60775, 166115, 365453, 431899, 564791, 830575, 1827265, 2159495, 2823955, 4750889, 6212701, 7342283, 9136325, 10797475, 14119775, 23754445, 31063505, 36711415, 80765113, 118772225, 155317525, 183557075, 403825565, 2019127825]

約数ペア:

[(1, 2019127825), (5, 403825565), (11, 183557075), (13, 155317525), (17, 118772225), (25, 80765113), (55, 36711415), (65, 31063505), (85, 23754445), (143, 14119775), (187, 10797475), (221, 9136325), (275, 7342283), (325, 6212701), (425, 4750889), (715, 2823955), (935, 2159495), (1105, 1827265), (2431, 830575), (3575, 564791), (4675, 431899), (5525, 365453), (12155, 166115), (33223, 60775)]