65713040

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1327}}^1$

素因数の和:1959

約数の個数: 40

約数和(自身を含む): 153144960

約数和(自身を除く): 87431920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 1238, 1327, 2476, 2654, 3095, 4952, 5308, 6190, 6635, 9904, 10616, 12380, 13270, 21232, 24760, 26540, 49520, 53080, 106160, 821413, 1642826, 3285652, 4107065, 6571304, 8214130, 13142608, 16428260, 32856520, 65713040]

約数ペア:

[(1, 65713040), (2, 32856520), (4, 16428260), (5, 13142608), (8, 8214130), (10, 6571304), (16, 4107065), (20, 3285652), (40, 1642826), (80, 821413), (619, 106160), (1238, 53080), (1327, 49520), (2476, 26540), (2654, 24760), (3095, 21232), (4952, 13270), (5308, 12380), (6190, 10616), (6635, 9904)]