25698860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{587}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 33571540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 587, 796, 995, 1174, 1990, 2189, 2348, 2935, 3980, 4378, 5870, 6457, 8756, 10945, 11740, 12914, 21890, 25828, 32285, 43780, 64570, 116813, 129140, 233626, 467252, 584065, 1168130, 1284943, 2336260, 2569886, 5139772, 6424715, 12849430, 25698860]

約数ペア:

[(1, 25698860), (2, 12849430), (4, 6424715), (5, 5139772), (10, 2569886), (11, 2336260), (20, 1284943), (22, 1168130), (44, 584065), (55, 467252), (110, 233626), (199, 129140), (220, 116813), (398, 64570), (587, 43780), (796, 32285), (995, 25828), (1174, 21890), (1990, 12914), (2189, 11740), (2348, 10945), (2935, 8756), (3980, 6457), (4378, 5870)]