28571875

素因数分解:

$5^5\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 36747648

約数和(自身を除く): 8175773

約数列:

[1, 5, 25, 41, 125, 205, 223, 625, 1025, 1115, 3125, 5125, 5575, 9143, 25625, 27875, 45715, 128125, 139375, 228575, 696875, 1142875, 5714375, 28571875]

約数ペア:

[(1, 28571875), (5, 5714375), (25, 1142875), (41, 696875), (125, 228575), (205, 139375), (223, 128125), (625, 45715), (1025, 27875), (1115, 25625), (3125, 9143), (5125, 5575)]