4514000

素因数分解:

$2^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 80

約数和(自身を含む): 11393616

約数和(自身を除く): 6879616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 61, 74, 80, 100, 122, 125, 148, 185, 200, 244, 250, 296, 305, 370, 400, 488, 500, 592, 610, 740, 925, 976, 1000, 1220, 1480, 1525, 1850, 2000, 2257, 2440, 2960, 3050, 3700, 4514, 4625, 4880, 6100, 7400, 7625, 9028, 9250, 11285, 12200, 14800, 15250, 18056, 18500, 22570, 24400, 30500, 36112, 37000, 45140, 56425, 61000, 74000, 90280, 112850, 122000, 180560, 225700, 282125, 451400, 564250, 902800, 1128500, 2257000, 4514000]

約数ペア:

[(1, 4514000), (2, 2257000), (4, 1128500), (5, 902800), (8, 564250), (10, 451400), (16, 282125), (20, 225700), (25, 180560), (37, 122000), (40, 112850), (50, 90280), (61, 74000), (74, 61000), (80, 56425), (100, 45140), (122, 37000), (125, 36112), (148, 30500), (185, 24400), (200, 22570), (244, 18500), (250, 18056), (296, 15250), (305, 14800), (370, 12200), (400, 11285), (488, 9250), (500, 9028), (592, 7625), (610, 7400), (740, 6100), (925, 4880), (976, 4625), (1000, 4514), (1220, 3700), (1480, 3050), (1525, 2960), (1850, 2440), (2000, 2257)]