201917170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4721}}^1$

素因数の和:4795

約数の個数: 64

約数和(自身を含む): 456938496

約数和(自身を除く): 255021326

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 455, 470, 611, 658, 910, 1222, 1645, 3055, 3290, 4277, 4721, 6110, 8554, 9442, 21385, 23605, 33047, 42770, 47210, 61373, 66094, 122746, 165235, 221887, 306865, 330470, 429611, 443774, 613730, 859222, 1109435, 1553209, 2148055, 2218870, 2884531, 3106418, 4296110, 5769062, 7766045, 14422655, 15532090, 20191717, 28845310, 40383434, 100958585, 201917170]

約数ペア:

[(1, 201917170), (2, 100958585), (5, 40383434), (7, 28845310), (10, 20191717), (13, 15532090), (14, 14422655), (26, 7766045), (35, 5769062), (47, 4296110), (65, 3106418), (70, 2884531), (91, 2218870), (94, 2148055), (130, 1553209), (182, 1109435), (235, 859222), (329, 613730), (455, 443774), (470, 429611), (611, 330470), (658, 306865), (910, 221887), (1222, 165235), (1645, 122746), (3055, 66094), (3290, 61373), (4277, 47210), (4721, 42770), (6110, 33047), (8554, 23605), (9442, 21385)]