160405625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:555

約数の個数: 40

約数和(自身を含む): 219529728

約数和(自身を除く): 59124103

約数列:

[1, 5, 17, 25, 31, 85, 125, 155, 425, 487, 527, 625, 775, 2125, 2435, 2635, 3875, 8279, 10625, 12175, 13175, 15097, 19375, 41395, 60875, 65875, 75485, 206975, 256649, 304375, 329375, 377425, 1034875, 1283245, 1887125, 5174375, 6416225, 9435625, 32081125, 160405625]

約数ペア:

[(1, 160405625), (5, 32081125), (17, 9435625), (25, 6416225), (31, 5174375), (85, 1887125), (125, 1283245), (155, 1034875), (425, 377425), (487, 329375), (527, 304375), (625, 256649), (775, 206975), (2125, 75485), (2435, 65875), (2635, 60875), (3875, 41395), (8279, 19375), (10625, 15097), (12175, 13175)]