51089420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{8839}}^1$

素因数の和:8882

約数の個数: 36

約数和(自身を含む): 113982960

約数和(自身を除く): 62893540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 8839, 17678, 35356, 44195, 88390, 150263, 176780, 300526, 601052, 751315, 1502630, 2554471, 3005260, 5108942, 10217884, 12772355, 25544710, 51089420]

約数ペア:

[(1, 51089420), (2, 25544710), (4, 12772355), (5, 10217884), (10, 5108942), (17, 3005260), (20, 2554471), (34, 1502630), (68, 751315), (85, 601052), (170, 300526), (289, 176780), (340, 150263), (578, 88390), (1156, 44195), (1445, 35356), (2890, 17678), (5780, 8839)]