91444400

素因数分解:

$2^4\times 5^2\times {\mathrm{228611}}^1$

素因数の和:228629

約数の個数: 30

約数和(自身を含む): 219696132

約数和(自身を除く): 128251732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 228611, 457222, 914444, 1143055, 1828888, 2286110, 3657776, 4572220, 5715275, 9144440, 11430550, 18288880, 22861100, 45722200, 91444400]

約数ペア:

[(1, 91444400), (2, 45722200), (4, 22861100), (5, 18288880), (8, 11430550), (10, 9144440), (16, 5715275), (20, 4572220), (25, 3657776), (40, 2286110), (50, 1828888), (80, 1143055), (100, 914444), (200, 457222), (400, 228611)]