252721745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 332107776

約数和(自身を除く): 79386031

約数列:

[1, 5, 17, 41, 85, 127, 205, 571, 635, 697, 2159, 2855, 3485, 5207, 9707, 10795, 23411, 26035, 48535, 72517, 88519, 117055, 362585, 397987, 442595, 1232789, 1989935, 2973197, 6163945, 14865985, 50544349, 252721745]

約数ペア:

[(1, 252721745), (5, 50544349), (17, 14865985), (41, 6163945), (85, 2973197), (127, 1989935), (205, 1232789), (571, 442595), (635, 397987), (697, 362585), (2159, 117055), (2855, 88519), (3485, 72517), (5207, 48535), (9707, 26035), (10795, 23411)]