407112875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 580245120

約数和(自身を除く): 173132245

約数列:

[1, 5, 13, 25, 29, 53, 65, 125, 145, 163, 265, 325, 377, 689, 725, 815, 1325, 1537, 1625, 1885, 2119, 3445, 3625, 4075, 4727, 6625, 7685, 8639, 9425, 10595, 17225, 19981, 20375, 23635, 38425, 43195, 47125, 52975, 61451, 86125, 99905, 112307, 118175, 192125, 215975, 250531, 264875, 307255, 499525, 561535, 590875, 1079875, 1252655, 1536275, 2497625, 2807675, 3256903, 6263275, 7681375, 14038375, 16284515, 31316375, 81422575, 407112875]

約数ペア:

[(1, 407112875), (5, 81422575), (13, 31316375), (25, 16284515), (29, 14038375), (53, 7681375), (65, 6263275), (125, 3256903), (145, 2807675), (163, 2497625), (265, 1536275), (325, 1252655), (377, 1079875), (689, 590875), (725, 561535), (815, 499525), (1325, 307255), (1537, 264875), (1625, 250531), (1885, 215975), (2119, 192125), (3445, 118175), (3625, 112307), (4075, 99905), (4727, 86125), (6625, 61451), (7685, 52975), (8639, 47125), (9425, 43195), (10595, 38425), (17225, 23635), (19981, 20375)]