26926250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1657}}^1$

素因数の和:1692

約数の個数: 40

約数和(自身を含む): 54385716

約数和(自身を除く): 27459466

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 1657, 3250, 3314, 8125, 8285, 16250, 16570, 21541, 41425, 43082, 82850, 107705, 207125, 215410, 414250, 538525, 1035625, 1077050, 2071250, 2692625, 5385250, 13463125, 26926250]

約数ペア:

[(1, 26926250), (2, 13463125), (5, 5385250), (10, 2692625), (13, 2071250), (25, 1077050), (26, 1035625), (50, 538525), (65, 414250), (125, 215410), (130, 207125), (250, 107705), (325, 82850), (625, 43082), (650, 41425), (1250, 21541), (1625, 16570), (1657, 16250), (3250, 8285), (3314, 8125)]