20151057525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{831829}}^1$

素因数の和:831878

約数の個数: 48

約数和(自身を含む): 37132891200

約数和(自身を除く): 16981833675

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 4845, 8075, 24225, 831829, 2495487, 4159145, 12477435, 14141093, 15804751, 20795725, 42423279, 47414253, 62387175, 70705465, 79023755, 212116395, 237071265, 268680767, 353527325, 395118775, 806042301, 1060581975, 1185356325, 1343403835, 4030211505, 6717019175, 20151057525]

約数ペア:

[(1, 20151057525), (3, 6717019175), (5, 4030211505), (15, 1343403835), (17, 1185356325), (19, 1060581975), (25, 806042301), (51, 395118775), (57, 353527325), (75, 268680767), (85, 237071265), (95, 212116395), (255, 79023755), (285, 70705465), (323, 62387175), (425, 47414253), (475, 42423279), (969, 20795725), (1275, 15804751), (1425, 14141093), (1615, 12477435), (4845, 4159145), (8075, 2495487), (24225, 831829)]