12982900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1129

約数の個数: 72

約数和(自身を含む): 34122816

約数和(自身を除く): 21139916

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1091, 1190, 1700, 2182, 2380, 2975, 4364, 5455, 5950, 7637, 10910, 11900, 15274, 18547, 21820, 27275, 30548, 37094, 38185, 54550, 74188, 76370, 92735, 109100, 129829, 152740, 185470, 190925, 259658, 370940, 381850, 463675, 519316, 649145, 763700, 927350, 1298290, 1854700, 2596580, 3245725, 6491450, 12982900]

約数ペア:

[(1, 12982900), (2, 6491450), (4, 3245725), (5, 2596580), (7, 1854700), (10, 1298290), (14, 927350), (17, 763700), (20, 649145), (25, 519316), (28, 463675), (34, 381850), (35, 370940), (50, 259658), (68, 190925), (70, 185470), (85, 152740), (100, 129829), (119, 109100), (140, 92735), (170, 76370), (175, 74188), (238, 54550), (340, 38185), (350, 37094), (425, 30548), (476, 27275), (595, 21820), (700, 18547), (850, 15274), (1091, 11900), (1190, 10910), (1700, 7637), (2182, 5950), (2380, 5455), (2975, 4364)]