8917000

素因数分解:

$2^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 21518640

約数和(自身を除く): 12601640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 125, 148, 185, 200, 241, 250, 296, 370, 482, 500, 740, 925, 964, 1000, 1205, 1480, 1850, 1928, 2410, 3700, 4625, 4820, 6025, 7400, 8917, 9250, 9640, 12050, 17834, 18500, 24100, 30125, 35668, 37000, 44585, 48200, 60250, 71336, 89170, 120500, 178340, 222925, 241000, 356680, 445850, 891700, 1114625, 1783400, 2229250, 4458500, 8917000]

約数ペア:

[(1, 8917000), (2, 4458500), (4, 2229250), (5, 1783400), (8, 1114625), (10, 891700), (20, 445850), (25, 356680), (37, 241000), (40, 222925), (50, 178340), (74, 120500), (100, 89170), (125, 71336), (148, 60250), (185, 48200), (200, 44585), (241, 37000), (250, 35668), (296, 30125), (370, 24100), (482, 18500), (500, 17834), (740, 12050), (925, 9640), (964, 9250), (1000, 8917), (1205, 7400), (1480, 6025), (1850, 4820), (1928, 4625), (2410, 3700)]