78449200

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4561}}^1$

素因数の和:4622

約数の個数: 60

約数和(自身を含む): 192899608

約数和(自身を除く): 114450408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1720, 2150, 3440, 4300, 4561, 8600, 9122, 17200, 18244, 22805, 36488, 45610, 72976, 91220, 114025, 182440, 196123, 228050, 364880, 392246, 456100, 784492, 912200, 980615, 1568984, 1824400, 1961230, 3137968, 3922460, 4903075, 7844920, 9806150, 15689840, 19612300, 39224600, 78449200]

約数ペア:

[(1, 78449200), (2, 39224600), (4, 19612300), (5, 15689840), (8, 9806150), (10, 7844920), (16, 4903075), (20, 3922460), (25, 3137968), (40, 1961230), (43, 1824400), (50, 1568984), (80, 980615), (86, 912200), (100, 784492), (172, 456100), (200, 392246), (215, 364880), (344, 228050), (400, 196123), (430, 182440), (688, 114025), (860, 91220), (1075, 72976), (1720, 45610), (2150, 36488), (3440, 22805), (4300, 18244), (4561, 17200), (8600, 9122)]