101965000

素因数分解:

$2^3\times 5^4\times {\mathrm{20393}}^1$

素因数の和:20419

約数の個数: 40

約数和(自身を含む): 238915710

約数和(自身を除く): 136950710

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 20393, 40786, 81572, 101965, 163144, 203930, 407860, 509825, 815720, 1019650, 2039300, 2549125, 4078600, 5098250, 10196500, 12745625, 20393000, 25491250, 50982500, 101965000]

約数ペア:

[(1, 101965000), (2, 50982500), (4, 25491250), (5, 20393000), (8, 12745625), (10, 10196500), (20, 5098250), (25, 4078600), (40, 2549125), (50, 2039300), (100, 1019650), (125, 815720), (200, 509825), (250, 407860), (500, 203930), (625, 163144), (1000, 101965), (1250, 81572), (2500, 40786), (5000, 20393)]