51115600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7517}}^1$

素因数の和:7552

約数の個数: 60

約数和(自身を含む): 130046364

約数和(自身を除く): 78930764

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 7517, 15034, 30068, 37585, 60136, 75170, 120272, 127789, 150340, 187925, 255578, 300680, 375850, 511156, 601360, 638945, 751700, 1022312, 1277890, 1503400, 2044624, 2555780, 3006800, 3194725, 5111560, 6389450, 10223120, 12778900, 25557800, 51115600]

約数ペア:

[(1, 51115600), (2, 25557800), (4, 12778900), (5, 10223120), (8, 6389450), (10, 5111560), (16, 3194725), (17, 3006800), (20, 2555780), (25, 2044624), (34, 1503400), (40, 1277890), (50, 1022312), (68, 751700), (80, 638945), (85, 601360), (100, 511156), (136, 375850), (170, 300680), (200, 255578), (272, 187925), (340, 150340), (400, 127789), (425, 120272), (680, 75170), (850, 60136), (1360, 37585), (1700, 30068), (3400, 15034), (6800, 7517)]