72840200

素因数分解:

$2^3\times 5^2\times {\mathrm{251}}^1\times {\mathrm{1451}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 170145360

約数和(自身を除く): 97305160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 251, 502, 1004, 1255, 1451, 2008, 2510, 2902, 5020, 5804, 6275, 7255, 10040, 11608, 12550, 14510, 25100, 29020, 36275, 50200, 58040, 72550, 145100, 290200, 364201, 728402, 1456804, 1821005, 2913608, 3642010, 7284020, 9105025, 14568040, 18210050, 36420100, 72840200]

約数ペア:

[(1, 72840200), (2, 36420100), (4, 18210050), (5, 14568040), (8, 9105025), (10, 7284020), (20, 3642010), (25, 2913608), (40, 1821005), (50, 1456804), (100, 728402), (200, 364201), (251, 290200), (502, 145100), (1004, 72550), (1255, 58040), (1451, 50200), (2008, 36275), (2510, 29020), (2902, 25100), (5020, 14510), (5804, 12550), (6275, 11608), (7255, 10040)]