69913520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51407}}^1$

素因数の和:51437

約数の個数: 40

約数和(自身を含む): 172113984

約数和(自身を除く): 102200464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 51407, 102814, 205628, 257035, 411256, 514070, 822512, 873919, 1028140, 1747838, 2056280, 3495676, 4112560, 4369595, 6991352, 8739190, 13982704, 17478380, 34956760, 69913520]

約数ペア:

[(1, 69913520), (2, 34956760), (4, 17478380), (5, 13982704), (8, 8739190), (10, 6991352), (16, 4369595), (17, 4112560), (20, 3495676), (34, 2056280), (40, 1747838), (68, 1028140), (80, 873919), (85, 822512), (136, 514070), (170, 411256), (272, 257035), (340, 205628), (680, 102814), (1360, 51407)]