26205320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 35380600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 263, 265, 376, 424, 470, 526, 530, 940, 1052, 1060, 1315, 1880, 2104, 2120, 2491, 2630, 4982, 5260, 9964, 10520, 12361, 12455, 13939, 19928, 24722, 24910, 27878, 49444, 49820, 55756, 61805, 69695, 98888, 99640, 111512, 123610, 139390, 247220, 278780, 494440, 557560, 655133, 1310266, 2620532, 3275665, 5241064, 6551330, 13102660, 26205320]

約数ペア:

[(1, 26205320), (2, 13102660), (4, 6551330), (5, 5241064), (8, 3275665), (10, 2620532), (20, 1310266), (40, 655133), (47, 557560), (53, 494440), (94, 278780), (106, 247220), (188, 139390), (212, 123610), (235, 111512), (263, 99640), (265, 98888), (376, 69695), (424, 61805), (470, 55756), (526, 49820), (530, 49444), (940, 27878), (1052, 24910), (1060, 24722), (1315, 19928), (1880, 13939), (2104, 12455), (2120, 12361), (2491, 10520), (2630, 9964), (4982, 5260)]