139890400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13451}}^1$

素因数の和:13484

約数の個数: 72

約数和(自身を含む): 367804584

約数和(自身を除く): 227914184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 13451, 26902, 53804, 67255, 107608, 134510, 174863, 215216, 269020, 336275, 349726, 430432, 538040, 672550, 699452, 874315, 1076080, 1345100, 1398904, 1748630, 2152160, 2690200, 2797808, 3497260, 4371575, 5380400, 5595616, 6994520, 8743150, 10760800, 13989040, 17486300, 27978080, 34972600, 69945200, 139890400]

約数ペア:

[(1, 139890400), (2, 69945200), (4, 34972600), (5, 27978080), (8, 17486300), (10, 13989040), (13, 10760800), (16, 8743150), (20, 6994520), (25, 5595616), (26, 5380400), (32, 4371575), (40, 3497260), (50, 2797808), (52, 2690200), (65, 2152160), (80, 1748630), (100, 1398904), (104, 1345100), (130, 1076080), (160, 874315), (200, 699452), (208, 672550), (260, 538040), (325, 430432), (400, 349726), (416, 336275), (520, 269020), (650, 215216), (800, 174863), (1040, 134510), (1300, 107608), (2080, 67255), (2600, 53804), (5200, 26902), (10400, 13451)]