109089520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 263733120

約数和(自身を除く): 154643600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 79, 80, 82, 158, 164, 205, 316, 328, 395, 410, 421, 632, 656, 790, 820, 842, 1264, 1580, 1640, 1684, 2105, 3160, 3239, 3280, 3368, 4210, 6320, 6478, 6736, 8420, 12956, 16195, 16840, 17261, 25912, 32390, 33259, 33680, 34522, 51824, 64780, 66518, 69044, 86305, 129560, 133036, 138088, 166295, 172610, 259120, 266072, 276176, 332590, 345220, 532144, 665180, 690440, 1330360, 1363619, 1380880, 2660720, 2727238, 5454476, 6818095, 10908952, 13636190, 21817904, 27272380, 54544760, 109089520]

約数ペア:

[(1, 109089520), (2, 54544760), (4, 27272380), (5, 21817904), (8, 13636190), (10, 10908952), (16, 6818095), (20, 5454476), (40, 2727238), (41, 2660720), (79, 1380880), (80, 1363619), (82, 1330360), (158, 690440), (164, 665180), (205, 532144), (316, 345220), (328, 332590), (395, 276176), (410, 266072), (421, 259120), (632, 172610), (656, 166295), (790, 138088), (820, 133036), (842, 129560), (1264, 86305), (1580, 69044), (1640, 66518), (1684, 64780), (2105, 51824), (3160, 34522), (3239, 33680), (3280, 33259), (3368, 32390), (4210, 25912), (6320, 17261), (6478, 16840), (6736, 16195), (8420, 12956)]