80551420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 175472640

約数和(自身を除く): 94921220

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 134, 188, 235, 268, 335, 470, 670, 940, 1279, 1340, 2558, 3149, 5116, 6298, 6395, 12596, 12790, 15745, 25580, 31490, 60113, 62980, 85693, 120226, 171386, 240452, 300565, 342772, 428465, 601130, 856930, 1202260, 1713860, 4027571, 8055142, 16110284, 20137855, 40275710, 80551420]

約数ペア:

[(1, 80551420), (2, 40275710), (4, 20137855), (5, 16110284), (10, 8055142), (20, 4027571), (47, 1713860), (67, 1202260), (94, 856930), (134, 601130), (188, 428465), (235, 342772), (268, 300565), (335, 240452), (470, 171386), (670, 120226), (940, 85693), (1279, 62980), (1340, 60113), (2558, 31490), (3149, 25580), (5116, 15745), (6298, 12790), (6395, 12596)]