1128500

素因数分解:

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

素因数の和:117

約数の個数: 48

約数和(自身を含む): 2572752

約数和(自身を除く): 1444252

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 61, 74, 100, 122, 125, 148, 185, 244, 250, 305, 370, 500, 610, 740, 925, 1220, 1525, 1850, 2257, 3050, 3700, 4514, 4625, 6100, 7625, 9028, 9250, 11285, 15250, 18500, 22570, 30500, 45140, 56425, 112850, 225700, 282125, 564250, 1128500]

約数ペア:

[(1, 1128500), (2, 564250), (4, 282125), (5, 225700), (10, 112850), (20, 56425), (25, 45140), (37, 30500), (50, 22570), (61, 18500), (74, 15250), (100, 11285), (122, 9250), (125, 9028), (148, 7625), (185, 6100), (244, 4625), (250, 4514), (305, 3700), (370, 3050), (500, 2257), (610, 1850), (740, 1525), (925, 1220)]