71928320

素因数分解:

$2^9\times 5^1\times {\mathrm{28097}}^1$

素因数の和:28120

約数の個数: 40

約数和(自身を含む): 172465524

約数和(自身を除く): 100537204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 28097, 56194, 112388, 140485, 224776, 280970, 449552, 561940, 899104, 1123880, 1798208, 2247760, 3596416, 4495520, 7192832, 8991040, 14385664, 17982080, 35964160, 71928320]

約数ペア:

[(1, 71928320), (2, 35964160), (4, 17982080), (5, 14385664), (8, 8991040), (10, 7192832), (16, 4495520), (20, 3596416), (32, 2247760), (40, 1798208), (64, 1123880), (80, 899104), (128, 561940), (160, 449552), (256, 280970), (320, 224776), (512, 140485), (640, 112388), (1280, 56194), (2560, 28097)]