71125020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131713}}^1$

素因数の和:131731

約数の個数: 48

約数和(自身を含む): 221279520

約数和(自身を除く): 150154500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 131713, 263426, 395139, 526852, 658565, 790278, 1185417, 1317130, 1580556, 1975695, 2370834, 2634260, 3556251, 3951390, 4741668, 5927085, 7112502, 7902780, 11854170, 14225004, 17781255, 23708340, 35562510, 71125020]

約数ペア:

[(1, 71125020), (2, 35562510), (3, 23708340), (4, 17781255), (5, 14225004), (6, 11854170), (9, 7902780), (10, 7112502), (12, 5927085), (15, 4741668), (18, 3951390), (20, 3556251), (27, 2634260), (30, 2370834), (36, 1975695), (45, 1580556), (54, 1317130), (60, 1185417), (90, 790278), (108, 658565), (135, 526852), (180, 395139), (270, 263426), (540, 131713)]