85913820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25121}}^1$

素因数の和:25155

約数の個数: 72

約数和(自身を含む): 274332240

約数和(自身を除く): 188418420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 25121, 50242, 75363, 100484, 125605, 150726, 226089, 251210, 301452, 376815, 452178, 477299, 502420, 753630, 904356, 954598, 1130445, 1431897, 1507260, 1909196, 2260890, 2386495, 2863794, 4295691, 4521780, 4772990, 5727588, 7159485, 8591382, 9545980, 14318970, 17182764, 21478455, 28637940, 42956910, 85913820]

約数ペア:

[(1, 85913820), (2, 42956910), (3, 28637940), (4, 21478455), (5, 17182764), (6, 14318970), (9, 9545980), (10, 8591382), (12, 7159485), (15, 5727588), (18, 4772990), (19, 4521780), (20, 4295691), (30, 2863794), (36, 2386495), (38, 2260890), (45, 1909196), (57, 1507260), (60, 1431897), (76, 1130445), (90, 954598), (95, 904356), (114, 753630), (171, 502420), (180, 477299), (190, 452178), (228, 376815), (285, 301452), (342, 251210), (380, 226089), (570, 150726), (684, 125605), (855, 100484), (1140, 75363), (1710, 50242), (3420, 25121)]