401035700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{308489}}^1$

素因数の和:308516

約数の個数: 36

約数和(自身を含む): 937192620

約数和(自身を除く): 536156920

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 308489, 616978, 1233956, 1542445, 3084890, 4010357, 6169780, 7712225, 8020714, 15424450, 16041428, 20051785, 30848900, 40103570, 80207140, 100258925, 200517850, 401035700]

約数ペア:

[(1, 401035700), (2, 200517850), (4, 100258925), (5, 80207140), (10, 40103570), (13, 30848900), (20, 20051785), (25, 16041428), (26, 15424450), (50, 8020714), (52, 7712225), (65, 6169780), (100, 4010357), (130, 3084890), (260, 1542445), (325, 1233956), (650, 616978), (1300, 308489)]