25808220160

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1260167}}^1$

素因数の和:1260196

約数の個数: 52

約数和(自身を含む): 61932216528

約数和(自身を除く): 36123996368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 10240, 20480, 1260167, 2520334, 5040668, 6300835, 10081336, 12601670, 20162672, 25203340, 40325344, 50406680, 80650688, 100813360, 161301376, 201626720, 322602752, 403253440, 645205504, 806506880, 1290411008, 1613013760, 2580822016, 3226027520, 5161644032, 6452055040, 12904110080, 25808220160]

約数ペア:

[(1, 25808220160), (2, 12904110080), (4, 6452055040), (5, 5161644032), (8, 3226027520), (10, 2580822016), (16, 1613013760), (20, 1290411008), (32, 806506880), (40, 645205504), (64, 403253440), (80, 322602752), (128, 201626720), (160, 161301376), (256, 100813360), (320, 80650688), (512, 50406680), (640, 40325344), (1024, 25203340), (1280, 20162672), (2048, 12601670), (2560, 10081336), (4096, 6300835), (5120, 5040668), (10240, 2520334), (20480, 1260167)]