80340200

素因数分解:

$2^3\times 5^2\times {\mathrm{127}}^1\times {\mathrm{3163}}^1$

素因数の和:3306

約数の個数: 48

約数和(自身を含む): 188321280

約数和(自身を除く): 107981080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 127, 200, 254, 508, 635, 1016, 1270, 2540, 3163, 3175, 5080, 6326, 6350, 12652, 12700, 15815, 25304, 25400, 31630, 63260, 79075, 126520, 158150, 316300, 401701, 632600, 803402, 1606804, 2008505, 3213608, 4017010, 8034020, 10042525, 16068040, 20085050, 40170100, 80340200]

約数ペア:

[(1, 80340200), (2, 40170100), (4, 20085050), (5, 16068040), (8, 10042525), (10, 8034020), (20, 4017010), (25, 3213608), (40, 2008505), (50, 1606804), (100, 803402), (127, 632600), (200, 401701), (254, 316300), (508, 158150), (635, 126520), (1016, 79075), (1270, 63260), (2540, 31630), (3163, 25400), (3175, 25304), (5080, 15815), (6326, 12700), (6350, 12652)]