80147600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15413}}^1$

素因数の和:15444

約数の個数: 60

約数和(自身を含む): 207379956

約数和(自身を除く): 127232356

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 15413, 30826, 61652, 77065, 123304, 154130, 200369, 246608, 308260, 385325, 400738, 616520, 770650, 801476, 1001845, 1233040, 1541300, 1602952, 2003690, 3082600, 3205904, 4007380, 5009225, 6165200, 8014760, 10018450, 16029520, 20036900, 40073800, 80147600]

約数ペア:

[(1, 80147600), (2, 40073800), (4, 20036900), (5, 16029520), (8, 10018450), (10, 8014760), (13, 6165200), (16, 5009225), (20, 4007380), (25, 3205904), (26, 3082600), (40, 2003690), (50, 1602952), (52, 1541300), (65, 1233040), (80, 1001845), (100, 801476), (104, 770650), (130, 616520), (200, 400738), (208, 385325), (260, 308260), (325, 246608), (400, 200369), (520, 154130), (650, 123304), (1040, 77065), (1300, 61652), (2600, 30826), (5200, 15413)]