51488300

素因数分解:

$2^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{1223}}^1$

素因数の和:1658

約数の個数: 36

約数和(自身を含む): 112086576

約数和(自身を除く): 60598276

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421, 842, 1223, 1684, 2105, 2446, 4210, 4892, 6115, 8420, 10525, 12230, 21050, 24460, 30575, 42100, 61150, 122300, 514883, 1029766, 2059532, 2574415, 5148830, 10297660, 12872075, 25744150, 51488300]

約数ペア:

[(1, 51488300), (2, 25744150), (4, 12872075), (5, 10297660), (10, 5148830), (20, 2574415), (25, 2059532), (50, 1029766), (100, 514883), (421, 122300), (842, 61150), (1223, 42100), (1684, 30575), (2105, 24460), (2446, 21050), (4210, 12230), (4892, 10525), (6115, 8420)]