200266625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 270781056

約数和(自身を除く): 70514431

約数列:

[1, 5, 13, 25, 65, 125, 251, 325, 491, 1255, 1625, 2455, 3263, 6275, 6383, 12275, 16315, 31375, 31915, 61375, 81575, 123241, 159575, 407875, 616205, 797875, 1602133, 3081025, 8010665, 15405125, 40053325, 200266625]

約数ペア:

[(1, 200266625), (5, 40053325), (13, 15405125), (25, 8010665), (65, 3081025), (125, 1602133), (251, 797875), (325, 616205), (491, 407875), (1255, 159575), (1625, 123241), (2455, 81575), (3263, 61375), (6275, 31915), (6383, 31375), (12275, 16315)]