155959450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 301409280

約数和(自身を除く): 145449830

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 239, 310, 421, 478, 775, 842, 1195, 1550, 2105, 2390, 4210, 5975, 7409, 10525, 11950, 13051, 14818, 21050, 26102, 37045, 65255, 74090, 100619, 130510, 185225, 201238, 326275, 370450, 503095, 652550, 1006190, 2515475, 3119189, 5030950, 6238378, 15595945, 31191890, 77979725, 155959450]

約数ペア:

[(1, 155959450), (2, 77979725), (5, 31191890), (10, 15595945), (25, 6238378), (31, 5030950), (50, 3119189), (62, 2515475), (155, 1006190), (239, 652550), (310, 503095), (421, 370450), (478, 326275), (775, 201238), (842, 185225), (1195, 130510), (1550, 100619), (2105, 74090), (2390, 65255), (4210, 37045), (5975, 26102), (7409, 21050), (10525, 14818), (11950, 13051)]