11521250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:744

約数の個数: 40

約数和(自身を含む): 23289420

約数和(自身を除く): 11768170

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 709, 1250, 1418, 1625, 3250, 3545, 7090, 8125, 9217, 16250, 17725, 18434, 35450, 46085, 88625, 92170, 177250, 230425, 443125, 460850, 886250, 1152125, 2304250, 5760625, 11521250]

約数ペア:

[(1, 11521250), (2, 5760625), (5, 2304250), (10, 1152125), (13, 886250), (25, 460850), (26, 443125), (50, 230425), (65, 177250), (125, 92170), (130, 88625), (250, 46085), (325, 35450), (625, 18434), (650, 17725), (709, 16250), (1250, 9217), (1418, 8125), (1625, 7090), (3250, 3545)]