139811680

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5051}}^1$

素因数の和:5239

約数の個数: 48

約数和(自身を含む): 332280144

約数和(自身を除く): 192468464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5051, 5536, 6920, 10102, 13840, 20204, 25255, 27680, 40408, 50510, 80816, 101020, 161632, 202040, 404080, 808160, 873823, 1747646, 3495292, 4369115, 6990584, 8738230, 13981168, 17476460, 27962336, 34952920, 69905840, 139811680]

約数ペア:

[(1, 139811680), (2, 69905840), (4, 34952920), (5, 27962336), (8, 17476460), (10, 13981168), (16, 8738230), (20, 6990584), (32, 4369115), (40, 3495292), (80, 1747646), (160, 873823), (173, 808160), (346, 404080), (692, 202040), (865, 161632), (1384, 101020), (1730, 80816), (2768, 50510), (3460, 40408), (5051, 27680), (5536, 25255), (6920, 20204), (10102, 13840)]