81700260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1873}}^1$

素因数の和:2612

約数の個数: 48

約数和(自身を含む): 229197696

約数和(自身を除く): 147497436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 727, 1454, 1873, 2181, 2908, 3635, 3746, 4362, 5619, 7270, 7492, 8724, 9365, 10905, 11238, 14540, 18730, 21810, 22476, 28095, 37460, 43620, 56190, 112380, 1361671, 2723342, 4085013, 5446684, 6808355, 8170026, 13616710, 16340052, 20425065, 27233420, 40850130, 81700260]

約数ペア:

[(1, 81700260), (2, 40850130), (3, 27233420), (4, 20425065), (5, 16340052), (6, 13616710), (10, 8170026), (12, 6808355), (15, 5446684), (20, 4085013), (30, 2723342), (60, 1361671), (727, 112380), (1454, 56190), (1873, 43620), (2181, 37460), (2908, 28095), (3635, 22476), (3746, 21810), (4362, 18730), (5619, 14540), (7270, 11238), (7492, 10905), (8724, 9365)]