84865490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{461}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 157172400

約数和(自身を除く): 72306910

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 449, 461, 898, 922, 2245, 2305, 4490, 4610, 18409, 18901, 36818, 37802, 92045, 94505, 184090, 189010, 206989, 413978, 1034945, 2069890, 8486549, 16973098, 42432745, 84865490]

約数ペア:

[(1, 84865490), (2, 42432745), (5, 16973098), (10, 8486549), (41, 2069890), (82, 1034945), (205, 413978), (410, 206989), (449, 189010), (461, 184090), (898, 94505), (922, 92045), (2245, 37802), (2305, 36818), (4490, 18901), (4610, 18409)]