201487825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 339406848

約数和(自身を除く): 137919023

約数列:

[1, 5, 7, 11, 17, 25, 35, 47, 55, 77, 85, 119, 131, 175, 187, 235, 275, 329, 385, 425, 517, 595, 655, 799, 917, 935, 1175, 1309, 1441, 1645, 1925, 2227, 2585, 2975, 3275, 3619, 3995, 4585, 4675, 5593, 6157, 6545, 7205, 8225, 8789, 10087, 11135, 12925, 15589, 18095, 19975, 22925, 24497, 27965, 30785, 32725, 36025, 43099, 43945, 50435, 55675, 61523, 67727, 77945, 90475, 104669, 122485, 139825, 153925, 171479, 215495, 219725, 252175, 307615, 338635, 389725, 474089, 523345, 612425, 732683, 857395, 1077475, 1151359, 1538075, 1693175, 2370445, 2616725, 3663415, 4286975, 5756795, 8059513, 11852225, 18317075, 28783975, 40297565, 201487825]

約数ペア:

[(1, 201487825), (5, 40297565), (7, 28783975), (11, 18317075), (17, 11852225), (25, 8059513), (35, 5756795), (47, 4286975), (55, 3663415), (77, 2616725), (85, 2370445), (119, 1693175), (131, 1538075), (175, 1151359), (187, 1077475), (235, 857395), (275, 732683), (329, 612425), (385, 523345), (425, 474089), (517, 389725), (595, 338635), (655, 307615), (799, 252175), (917, 219725), (935, 215495), (1175, 171479), (1309, 153925), (1441, 139825), (1645, 122485), (1925, 104669), (2227, 90475), (2585, 77945), (2975, 67727), (3275, 61523), (3619, 55675), (3995, 50435), (4585, 43945), (4675, 43099), (5593, 36025), (6157, 32725), (6545, 30785), (7205, 27965), (8225, 24497), (8789, 22925), (10087, 19975), (11135, 18095), (12925, 15589)]