890255576

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1\times {\mathrm{827}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 1955404800

約数和(自身を除く): 1065149224

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 409, 658, 818, 827, 1316, 1636, 1654, 2632, 2863, 3272, 3308, 5726, 5789, 6616, 11452, 11578, 19223, 22904, 23156, 38446, 38869, 46312, 76892, 77738, 134561, 153784, 155476, 269122, 272083, 310952, 338243, 538244, 544166, 676486, 1076488, 1088332, 1352972, 2176664, 2367701, 2705944, 4735402, 9470804, 15897421, 18941608, 31794842, 63589684, 111281947, 127179368, 222563894, 445127788, 890255576]

約数ペア:

[(1, 890255576), (2, 445127788), (4, 222563894), (7, 127179368), (8, 111281947), (14, 63589684), (28, 31794842), (47, 18941608), (56, 15897421), (94, 9470804), (188, 4735402), (329, 2705944), (376, 2367701), (409, 2176664), (658, 1352972), (818, 1088332), (827, 1076488), (1316, 676486), (1636, 544166), (1654, 538244), (2632, 338243), (2863, 310952), (3272, 272083), (3308, 269122), (5726, 155476), (5789, 153784), (6616, 134561), (11452, 77738), (11578, 76892), (19223, 46312), (22904, 38869), (23156, 38446)]