74650000

素因数分解:

$2^4\times 5^5\times {\mathrm{1493}}^1$

素因数の和:1526

約数の個数: 60

約数和(自身を含む): 180902484

約数和(自身を除く): 106252484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1493, 2000, 2500, 2986, 3125, 5000, 5972, 6250, 7465, 10000, 11944, 12500, 14930, 23888, 25000, 29860, 37325, 50000, 59720, 74650, 119440, 149300, 186625, 298600, 373250, 597200, 746500, 933125, 1493000, 1866250, 2986000, 3732500, 4665625, 7465000, 9331250, 14930000, 18662500, 37325000, 74650000]

約数ペア:

[(1, 74650000), (2, 37325000), (4, 18662500), (5, 14930000), (8, 9331250), (10, 7465000), (16, 4665625), (20, 3732500), (25, 2986000), (40, 1866250), (50, 1493000), (80, 933125), (100, 746500), (125, 597200), (200, 373250), (250, 298600), (400, 186625), (500, 149300), (625, 119440), (1000, 74650), (1250, 59720), (1493, 50000), (2000, 37325), (2500, 29860), (2986, 25000), (3125, 23888), (5000, 14930), (5972, 12500), (6250, 11944), (7465, 10000)]