189351625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 253019520

約数和(自身を除く): 63667895

約数列:

[1, 5, 19, 25, 61, 95, 125, 305, 475, 1159, 1307, 1525, 2375, 5795, 6535, 7625, 24833, 28975, 32675, 79727, 124165, 144875, 163375, 398635, 620825, 1514813, 1993175, 3104125, 7574065, 9965875, 37870325, 189351625]

約数ペア:

[(1, 189351625), (5, 37870325), (19, 9965875), (25, 7574065), (61, 3104125), (95, 1993175), (125, 1514813), (305, 620825), (475, 398635), (1159, 163375), (1307, 144875), (1525, 124165), (2375, 79727), (5795, 32675), (6535, 28975), (7625, 24833)]