51311800

素因数分解:

$2^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1483}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 120070440

約数和(自身を除く): 68758640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 173, 200, 346, 692, 865, 1384, 1483, 1730, 2966, 3460, 4325, 5932, 6920, 7415, 8650, 11864, 14830, 17300, 29660, 34600, 37075, 59320, 74150, 148300, 256559, 296600, 513118, 1026236, 1282795, 2052472, 2565590, 5131180, 6413975, 10262360, 12827950, 25655900, 51311800]

約数ペア:

[(1, 51311800), (2, 25655900), (4, 12827950), (5, 10262360), (8, 6413975), (10, 5131180), (20, 2565590), (25, 2052472), (40, 1282795), (50, 1026236), (100, 513118), (173, 296600), (200, 256559), (346, 148300), (692, 74150), (865, 59320), (1384, 37075), (1483, 34600), (1730, 29660), (2966, 17300), (3460, 14830), (4325, 11864), (5932, 8650), (6920, 7415)]