179660780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2753}}^1$

素因数の和:3026

約数の個数: 48

約数和(自身を含む): 408076704

約数和(自身を除く): 228415924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1255, 2510, 2753, 3263, 5020, 5506, 6526, 11012, 13052, 13765, 16315, 27530, 32630, 35789, 55060, 65260, 71578, 143156, 178945, 357890, 691003, 715780, 1382006, 2764012, 3455015, 6910030, 8983039, 13820060, 17966078, 35932156, 44915195, 89830390, 179660780]

約数ペア:

[(1, 179660780), (2, 89830390), (4, 44915195), (5, 35932156), (10, 17966078), (13, 13820060), (20, 8983039), (26, 6910030), (52, 3455015), (65, 2764012), (130, 1382006), (251, 715780), (260, 691003), (502, 357890), (1004, 178945), (1255, 143156), (2510, 71578), (2753, 65260), (3263, 55060), (5020, 35789), (5506, 32630), (6526, 27530), (11012, 16315), (13052, 13765)]