74881580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 164221344

約数和(自身を除く): 89339764

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 410, 530, 820, 1060, 1723, 2173, 3446, 4346, 6892, 8615, 8692, 10865, 17230, 21730, 34460, 43460, 70643, 91319, 141286, 182638, 282572, 353215, 365276, 456595, 706430, 913190, 1412860, 1826380, 3744079, 7488158, 14976316, 18720395, 37440790, 74881580]

約数ペア:

[(1, 74881580), (2, 37440790), (4, 18720395), (5, 14976316), (10, 7488158), (20, 3744079), (41, 1826380), (53, 1412860), (82, 913190), (106, 706430), (164, 456595), (205, 365276), (212, 353215), (265, 282572), (410, 182638), (530, 141286), (820, 91319), (1060, 70643), (1723, 43460), (2173, 34460), (3446, 21730), (4346, 17230), (6892, 10865), (8615, 8692)]