898577570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{2053}}^1$

素因数の和:2267

約数の個数: 64

約数和(自身を含む): 1852740864

約数和(自身を除く): 954163294

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 173, 230, 253, 346, 506, 865, 1265, 1730, 1903, 2053, 2530, 3806, 3979, 4106, 7958, 9515, 10265, 19030, 19895, 20530, 22583, 39790, 43769, 45166, 47219, 87538, 94438, 112915, 218845, 225830, 236095, 355169, 437690, 472190, 519409, 710338, 1038818, 1775845, 2597045, 3551690, 3906859, 5194090, 7813718, 8168887, 16337774, 19534295, 39068590, 40844435, 81688870, 89857757, 179715514, 449288785, 898577570]

約数ペア:

[(1, 898577570), (2, 449288785), (5, 179715514), (10, 89857757), (11, 81688870), (22, 40844435), (23, 39068590), (46, 19534295), (55, 16337774), (110, 8168887), (115, 7813718), (173, 5194090), (230, 3906859), (253, 3551690), (346, 2597045), (506, 1775845), (865, 1038818), (1265, 710338), (1730, 519409), (1903, 472190), (2053, 437690), (2530, 355169), (3806, 236095), (3979, 225830), (4106, 218845), (7958, 112915), (9515, 94438), (10265, 87538), (19030, 47219), (19895, 45166), (20530, 43769), (22583, 39790)]