87674195

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 124540416

約数和(自身を除く): 36866221

約数列:

[1, 5, 7, 35, 41, 107, 205, 287, 535, 571, 749, 1435, 2855, 3745, 3997, 4387, 19985, 21935, 23411, 30709, 61097, 117055, 153545, 163877, 305485, 427679, 819385, 2138395, 2504977, 12524885, 17534839, 87674195]

約数ペア:

[(1, 87674195), (5, 17534839), (7, 12524885), (35, 2504977), (41, 2138395), (107, 819385), (205, 427679), (287, 305485), (535, 163877), (571, 153545), (749, 117055), (1435, 61097), (2855, 30709), (3745, 23411), (3997, 21935), (4387, 19985)]