66603520

素因数分解:

$2^9\times 5^1\times {\mathrm{26017}}^1$

素因数の和:26040

約数の個数: 40

約数和(自身を含む): 159698484

約数和(自身を除く): 93094964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 26017, 52034, 104068, 130085, 208136, 260170, 416272, 520340, 832544, 1040680, 1665088, 2081360, 3330176, 4162720, 6660352, 8325440, 13320704, 16650880, 33301760, 66603520]

約数ペア:

[(1, 66603520), (2, 33301760), (4, 16650880), (5, 13320704), (8, 8325440), (10, 6660352), (16, 4162720), (20, 3330176), (32, 2081360), (40, 1665088), (64, 1040680), (80, 832544), (128, 520340), (160, 416272), (256, 260170), (320, 208136), (512, 130085), (640, 104068), (1280, 52034), (2560, 26017)]