42722000

素因数分解:

$2^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:585

約数の個数: 80

約数和(自身を含む): 106024464

約数和(自身を除く): 63302464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 125, 164, 200, 205, 250, 328, 400, 410, 500, 521, 656, 820, 1000, 1025, 1042, 1640, 2000, 2050, 2084, 2605, 3280, 4100, 4168, 5125, 5210, 8200, 8336, 10250, 10420, 13025, 16400, 20500, 20840, 21361, 26050, 41000, 41680, 42722, 52100, 65125, 82000, 85444, 104200, 106805, 130250, 170888, 208400, 213610, 260500, 341776, 427220, 521000, 534025, 854440, 1042000, 1068050, 1708880, 2136100, 2670125, 4272200, 5340250, 8544400, 10680500, 21361000, 42722000]

約数ペア:

[(1, 42722000), (2, 21361000), (4, 10680500), (5, 8544400), (8, 5340250), (10, 4272200), (16, 2670125), (20, 2136100), (25, 1708880), (40, 1068050), (41, 1042000), (50, 854440), (80, 534025), (82, 521000), (100, 427220), (125, 341776), (164, 260500), (200, 213610), (205, 208400), (250, 170888), (328, 130250), (400, 106805), (410, 104200), (500, 85444), (521, 82000), (656, 65125), (820, 52100), (1000, 42722), (1025, 41680), (1042, 41000), (1640, 26050), (2000, 21361), (2050, 20840), (2084, 20500), (2605, 16400), (3280, 13025), (4100, 10420), (4168, 10250), (5125, 8336), (5210, 8200)]