31418975

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 48211200

約数和(自身を除く): 16792225

約数列:

[1, 5, 7, 17, 25, 35, 59, 85, 119, 175, 179, 295, 413, 425, 595, 895, 1003, 1253, 1475, 2065, 2975, 3043, 4475, 5015, 6265, 7021, 10325, 10561, 15215, 21301, 25075, 31325, 35105, 52805, 73927, 76075, 106505, 175525, 179537, 264025, 369635, 532525, 897685, 1256759, 1848175, 4488425, 6283795, 31418975]

約数ペア:

[(1, 31418975), (5, 6283795), (7, 4488425), (17, 1848175), (25, 1256759), (35, 897685), (59, 532525), (85, 369635), (119, 264025), (175, 179537), (179, 175525), (295, 106505), (413, 76075), (425, 73927), (595, 52805), (895, 35105), (1003, 31325), (1253, 25075), (1475, 21301), (2065, 15215), (2975, 10561), (3043, 10325), (4475, 7021), (5015, 6265)]