2013190025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2557}}^1$

素因数の和:2994

約数の個数: 48

約数和(自身を含む): 3121169280

約数和(自身を除く): 1107979255

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 409, 1925, 2045, 2557, 2863, 4499, 10225, 12785, 14315, 17899, 22495, 28127, 31493, 63925, 71575, 89495, 112475, 140635, 157465, 196889, 447475, 703175, 787325, 984445, 1045813, 4922225, 5229065, 7320691, 11503943, 26145325, 36603455, 57519715, 80527601, 183017275, 287598575, 402638005, 2013190025]

約数ペア:

[(1, 2013190025), (5, 402638005), (7, 287598575), (11, 183017275), (25, 80527601), (35, 57519715), (55, 36603455), (77, 26145325), (175, 11503943), (275, 7320691), (385, 5229065), (409, 4922225), (1925, 1045813), (2045, 984445), (2557, 787325), (2863, 703175), (4499, 447475), (10225, 196889), (12785, 157465), (14315, 140635), (17899, 112475), (22495, 89495), (28127, 71575), (31493, 63925)]