64362640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 154597248

約数和(自身を除く): 90234608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 103, 107, 146, 206, 214, 292, 365, 412, 428, 515, 535, 584, 730, 824, 856, 1030, 1070, 1168, 1460, 1648, 1712, 2060, 2140, 2920, 4120, 4280, 5840, 7519, 7811, 8240, 8560, 11021, 15038, 15622, 22042, 30076, 31244, 37595, 39055, 44084, 55105, 60152, 62488, 75190, 78110, 88168, 110210, 120304, 124976, 150380, 156220, 176336, 220420, 300760, 312440, 440840, 601520, 624880, 804533, 881680, 1609066, 3218132, 4022665, 6436264, 8045330, 12872528, 16090660, 32181320, 64362640]

約数ペア:

[(1, 64362640), (2, 32181320), (4, 16090660), (5, 12872528), (8, 8045330), (10, 6436264), (16, 4022665), (20, 3218132), (40, 1609066), (73, 881680), (80, 804533), (103, 624880), (107, 601520), (146, 440840), (206, 312440), (214, 300760), (292, 220420), (365, 176336), (412, 156220), (428, 150380), (515, 124976), (535, 120304), (584, 110210), (730, 88168), (824, 78110), (856, 75190), (1030, 62488), (1070, 60152), (1168, 55105), (1460, 44084), (1648, 39055), (1712, 37595), (2060, 31244), (2140, 30076), (2920, 22042), (4120, 15622), (4280, 15038), (5840, 11021), (7519, 8560), (7811, 8240)]