128279500

素因数分解:

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

素因数の和:1675

約数の個数: 48

約数和(自身を含む): 281971872

約数和(自身を除く): 153692372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 173, 250, 346, 500, 692, 865, 1483, 1730, 2966, 3460, 4325, 5932, 7415, 8650, 14830, 17300, 21625, 29660, 37075, 43250, 74150, 86500, 148300, 185375, 256559, 370750, 513118, 741500, 1026236, 1282795, 2565590, 5131180, 6413975, 12827950, 25655900, 32069875, 64139750, 128279500]

約数ペア:

[(1, 128279500), (2, 64139750), (4, 32069875), (5, 25655900), (10, 12827950), (20, 6413975), (25, 5131180), (50, 2565590), (100, 1282795), (125, 1026236), (173, 741500), (250, 513118), (346, 370750), (500, 256559), (692, 185375), (865, 148300), (1483, 86500), (1730, 74150), (2966, 43250), (3460, 37075), (4325, 29660), (5932, 21625), (7415, 17300), (8650, 14830)]