5000000144

素因数分解:

$2^4\times {\mathrm{2579}}^1\times {\mathrm{121171}}^1$

素因数の和:123758

約数の個数: 20

約数和(自身を含む): 9691336560

約数和(自身を除く): 4691336416

約数列:

[1, 2, 4, 8, 16, 2579, 5158, 10316, 20632, 41264, 121171, 242342, 484684, 969368, 1938736, 312500009, 625000018, 1250000036, 2500000072, 5000000144]

約数ペア:

[(1, 5000000144), (2, 2500000072), (4, 1250000036), (8, 625000018), (16, 312500009), (2579, 1938736), (5158, 969368), (10316, 484684), (20632, 242342), (41264, 121171)]