22178650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 44919000

約数和(自身を除く): 22740350

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 149, 229, 298, 325, 458, 650, 745, 1145, 1490, 1937, 2290, 2977, 3725, 3874, 5725, 5954, 7450, 9685, 11450, 14885, 19370, 29770, 34121, 48425, 68242, 74425, 96850, 148850, 170605, 341210, 443573, 853025, 887146, 1706050, 2217865, 4435730, 11089325, 22178650]

約数ペア:

[(1, 22178650), (2, 11089325), (5, 4435730), (10, 2217865), (13, 1706050), (25, 887146), (26, 853025), (50, 443573), (65, 341210), (130, 170605), (149, 148850), (229, 96850), (298, 74425), (325, 68242), (458, 48425), (650, 34121), (745, 29770), (1145, 19370), (1490, 14885), (1937, 11450), (2290, 9685), (2977, 7450), (3725, 5954), (3874, 5725)]