51990550

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 100506960

約数和(自身を除く): 48516410

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 157, 179, 185, 314, 358, 370, 785, 895, 925, 1570, 1790, 1850, 3925, 4475, 5809, 6623, 7850, 8950, 11618, 13246, 28103, 29045, 33115, 56206, 58090, 66230, 140515, 145225, 165575, 281030, 290450, 331150, 702575, 1039811, 1405150, 2079622, 5199055, 10398110, 25995275, 51990550]

約数ペア:

[(1, 51990550), (2, 25995275), (5, 10398110), (10, 5199055), (25, 2079622), (37, 1405150), (50, 1039811), (74, 702575), (157, 331150), (179, 290450), (185, 281030), (314, 165575), (358, 145225), (370, 140515), (785, 66230), (895, 58090), (925, 56206), (1570, 33115), (1790, 29045), (1850, 28103), (3925, 13246), (4475, 11618), (5809, 8950), (6623, 7850)]