289916175

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 489968640

約数和(自身を除く): 200052465

約数列:

[1, 3, 5, 15, 25, 75, 79, 167, 237, 293, 395, 501, 835, 879, 1185, 1465, 1975, 2505, 4175, 4395, 5925, 7325, 12525, 13193, 21975, 23147, 39579, 48931, 65965, 69441, 115735, 146793, 197895, 244655, 329825, 347205, 578675, 733965, 989475, 1223275, 1736025, 3669825, 3865549, 11596647, 19327745, 57983235, 96638725, 289916175]

約数ペア:

[(1, 289916175), (3, 96638725), (5, 57983235), (15, 19327745), (25, 11596647), (75, 3865549), (79, 3669825), (167, 1736025), (237, 1223275), (293, 989475), (395, 733965), (501, 578675), (835, 347205), (879, 329825), (1185, 244655), (1465, 197895), (1975, 146793), (2505, 115735), (4175, 69441), (4395, 65965), (5925, 48931), (7325, 39579), (12525, 23147), (13193, 21975)]