172227550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{643}}^1$

素因数の和:1153

約数の個数: 48

約数和(自身を含む): 350727552

約数和(自身を除く): 178500002

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 487, 550, 643, 974, 1286, 2435, 3215, 4870, 5357, 6430, 7073, 10714, 12175, 14146, 16075, 24350, 26785, 32150, 35365, 53570, 70730, 133925, 176825, 267850, 313141, 353650, 626282, 1565705, 3131410, 3444551, 6889102, 7828525, 15657050, 17222755, 34445510, 86113775, 172227550]

約数ペア:

[(1, 172227550), (2, 86113775), (5, 34445510), (10, 17222755), (11, 15657050), (22, 7828525), (25, 6889102), (50, 3444551), (55, 3131410), (110, 1565705), (275, 626282), (487, 353650), (550, 313141), (643, 267850), (974, 176825), (1286, 133925), (2435, 70730), (3215, 53570), (4870, 35365), (5357, 32150), (6430, 26785), (7073, 24350), (10714, 16075), (12175, 14146)]