138857360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{102101}}^1$

素因数の和:102131

約数の個数: 40

約数和(自身を含む): 341837496

約数和(自身を除く): 202980136

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 102101, 204202, 408404, 510505, 816808, 1021010, 1633616, 1735717, 2042020, 3471434, 4084040, 6942868, 8168080, 8678585, 13885736, 17357170, 27771472, 34714340, 69428680, 138857360]

約数ペア:

[(1, 138857360), (2, 69428680), (4, 34714340), (5, 27771472), (8, 17357170), (10, 13885736), (16, 8678585), (17, 8168080), (20, 6942868), (34, 4084040), (40, 3471434), (68, 2042020), (80, 1735717), (85, 1633616), (136, 1021010), (170, 816808), (272, 510505), (340, 408404), (680, 204202), (1360, 102101)]