319800000025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{7804759}}^1$

素因数の和:7804929

約数の個数: 24

約数和(自身を含む): 435505608000

約数和(自身を除く): 115705607975

約数列:

[1, 5, 11, 25, 55, 149, 275, 745, 1639, 3725, 8195, 40975, 7804759, 39023795, 85852349, 195118975, 429261745, 1162909091, 2146308725, 5814545455, 12792000001, 29072727275, 63960000005, 319800000025]

約数ペア:

[(1, 319800000025), (5, 63960000005), (11, 29072727275), (25, 12792000001), (55, 5814545455), (149, 2146308725), (275, 1162909091), (745, 429261745), (1639, 195118975), (3725, 85852349), (8195, 39023795), (40975, 7804759)]