42745900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{13789}}^1$

素因数の和:13834

約数の個数: 36

約数和(自身を含む): 95757760

約数和(自身を除く): 53011860

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 13789, 27578, 55156, 68945, 137890, 275780, 344725, 427459, 689450, 854918, 1378900, 1709836, 2137295, 4274590, 8549180, 10686475, 21372950, 42745900]

約数ペア:

[(1, 42745900), (2, 21372950), (4, 10686475), (5, 8549180), (10, 4274590), (20, 2137295), (25, 1709836), (31, 1378900), (50, 854918), (62, 689450), (100, 427459), (124, 344725), (155, 275780), (310, 137890), (620, 68945), (775, 55156), (1550, 27578), (3100, 13789)]