89901440

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8263}}^1$

素因数の和:8299

約数の個数: 64

約数和(自身を含む): 227590560

約数和(自身を除く): 137689120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 8263, 10880, 16526, 33052, 41315, 66104, 82630, 132208, 140471, 165260, 264416, 280942, 330520, 528832, 561884, 661040, 702355, 1057664, 1123768, 1322080, 1404710, 2247536, 2644160, 2809420, 4495072, 5288320, 5618840, 8990144, 11237680, 17980288, 22475360, 44950720, 89901440]

約数ペア:

[(1, 89901440), (2, 44950720), (4, 22475360), (5, 17980288), (8, 11237680), (10, 8990144), (16, 5618840), (17, 5288320), (20, 4495072), (32, 2809420), (34, 2644160), (40, 2247536), (64, 1404710), (68, 1322080), (80, 1123768), (85, 1057664), (128, 702355), (136, 661040), (160, 561884), (170, 528832), (272, 330520), (320, 280942), (340, 264416), (544, 165260), (640, 140471), (680, 132208), (1088, 82630), (1360, 66104), (2176, 41315), (2720, 33052), (5440, 16526), (8263, 10880)]