200015680

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3613}}^1$

素因数の和:3803

約数の個数: 56

約数和(自身を含む): 479173032

約数和(自身を除く): 279157352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1384, 1730, 2768, 3460, 3613, 5536, 6920, 7226, 11072, 13840, 14452, 18065, 27680, 28904, 36130, 55360, 57808, 72260, 115616, 144520, 231232, 289040, 578080, 625049, 1156160, 1250098, 2500196, 3125245, 5000392, 6250490, 10000784, 12500980, 20001568, 25001960, 40003136, 50003920, 100007840, 200015680]

約数ペア:

[(1, 200015680), (2, 100007840), (4, 50003920), (5, 40003136), (8, 25001960), (10, 20001568), (16, 12500980), (20, 10000784), (32, 6250490), (40, 5000392), (64, 3125245), (80, 2500196), (160, 1250098), (173, 1156160), (320, 625049), (346, 578080), (692, 289040), (865, 231232), (1384, 144520), (1730, 115616), (2768, 72260), (3460, 57808), (3613, 55360), (5536, 36130), (6920, 28904), (7226, 27680), (11072, 18065), (13840, 14452)]