72889390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 82786130

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 109, 205, 218, 233, 287, 410, 466, 545, 574, 763, 1090, 1165, 1435, 1526, 1631, 2330, 2870, 3262, 3815, 4469, 7630, 8155, 8938, 9553, 16310, 19106, 22345, 25397, 31283, 44690, 47765, 50794, 62566, 66871, 95530, 126985, 133742, 156415, 177779, 253970, 312830, 334355, 355558, 668710, 888895, 1041277, 1777790, 2082554, 5206385, 7288939, 10412770, 14577878, 36444695, 72889390]

約数ペア:

[(1, 72889390), (2, 36444695), (5, 14577878), (7, 10412770), (10, 7288939), (14, 5206385), (35, 2082554), (41, 1777790), (70, 1041277), (82, 888895), (109, 668710), (205, 355558), (218, 334355), (233, 312830), (287, 253970), (410, 177779), (466, 156415), (545, 133742), (574, 126985), (763, 95530), (1090, 66871), (1165, 62566), (1435, 50794), (1526, 47765), (1631, 44690), (2330, 31283), (2870, 25397), (3262, 22345), (3815, 19106), (4469, 16310), (7630, 9553), (8155, 8938)]