77525950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 153740160

約数和(自身を除く): 76214210

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 223, 409, 425, 446, 818, 850, 1115, 2045, 2230, 3791, 4090, 5575, 6953, 7582, 10225, 11150, 13906, 18955, 20450, 34765, 37910, 69530, 91207, 94775, 173825, 182414, 189550, 347650, 456035, 912070, 1550519, 2280175, 3101038, 4560350, 7752595, 15505190, 38762975, 77525950]

約数ペア:

[(1, 77525950), (2, 38762975), (5, 15505190), (10, 7752595), (17, 4560350), (25, 3101038), (34, 2280175), (50, 1550519), (85, 912070), (170, 456035), (223, 347650), (409, 189550), (425, 182414), (446, 173825), (818, 94775), (850, 91207), (1115, 69530), (2045, 37910), (2230, 34765), (3791, 20450), (4090, 18955), (5575, 13906), (6953, 11150), (7582, 10225)]