20082525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 37051200

約数和(自身を除く): 16968675

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 829, 969, 1275, 1425, 1615, 2487, 4145, 4845, 8075, 12435, 14093, 15751, 20725, 24225, 42279, 47253, 62175, 70465, 78755, 211395, 236265, 267767, 352325, 393775, 803301, 1056975, 1181325, 1338835, 4016505, 6694175, 20082525]

約数ペア:

[(1, 20082525), (3, 6694175), (5, 4016505), (15, 1338835), (17, 1181325), (19, 1056975), (25, 803301), (51, 393775), (57, 352325), (75, 267767), (85, 236265), (95, 211395), (255, 78755), (285, 70465), (323, 62175), (425, 47253), (475, 42279), (829, 24225), (969, 20725), (1275, 15751), (1425, 14093), (1615, 12435), (2487, 8075), (4145, 4845)]