157201604080

素因数分解:

$2^4\times 5^1\times {\mathrm{7877}}^1\times {\mathrm{249463}}^1$

素因数の和:257353

約数の個数: 40

約数和(自身を含む): 365541594912

約数和(自身を除く): 208339990832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7877, 15754, 31508, 39385, 63016, 78770, 126032, 157540, 249463, 315080, 498926, 630160, 997852, 1247315, 1995704, 2494630, 3991408, 4989260, 9978520, 19957040, 1965020051, 3930040102, 7860080204, 9825100255, 15720160408, 19650200510, 31440320816, 39300401020, 78600802040, 157201604080]

約数ペア:

[(1, 157201604080), (2, 78600802040), (4, 39300401020), (5, 31440320816), (8, 19650200510), (10, 15720160408), (16, 9825100255), (20, 7860080204), (40, 3930040102), (80, 1965020051), (7877, 19957040), (15754, 9978520), (31508, 4989260), (39385, 3991408), (63016, 2494630), (78770, 1995704), (126032, 1247315), (157540, 997852), (249463, 630160), (315080, 498926)]