205059040

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31259}}^1$

素因数の和:31315

約数の個数: 48

約数和(自身を含む): 496283760

約数和(自身を除く): 291224720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 31259, 62518, 125036, 156295, 250072, 312590, 500144, 625180, 1000288, 1250360, 1281619, 2500720, 2563238, 5001440, 5126476, 6408095, 10252952, 12816190, 20505904, 25632380, 41011808, 51264760, 102529520, 205059040]

約数ペア:

[(1, 205059040), (2, 102529520), (4, 51264760), (5, 41011808), (8, 25632380), (10, 20505904), (16, 12816190), (20, 10252952), (32, 6408095), (40, 5126476), (41, 5001440), (80, 2563238), (82, 2500720), (160, 1281619), (164, 1250360), (205, 1000288), (328, 625180), (410, 500144), (656, 312590), (820, 250072), (1312, 156295), (1640, 125036), (3280, 62518), (6560, 31259)]