211708250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{65141}}^1$

素因数の和:65171

約数の個数: 32

約数和(自身を含む): 426810384

約数和(自身を除く): 215102134

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 65141, 130282, 325705, 651410, 846833, 1628525, 1693666, 3257050, 4234165, 8142625, 8468330, 16285250, 21170825, 42341650, 105854125, 211708250]

約数ペア:

[(1, 211708250), (2, 105854125), (5, 42341650), (10, 21170825), (13, 16285250), (25, 8468330), (26, 8142625), (50, 4234165), (65, 3257050), (125, 1693666), (130, 1628525), (250, 846833), (325, 651410), (650, 325705), (1625, 130282), (3250, 65141)]