68325520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 169632000

約数和(自身を除く): 101306480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 569, 632, 760, 790, 1138, 1264, 1501, 1520, 1580, 2276, 2845, 3002, 3160, 4552, 5690, 6004, 6320, 7505, 9104, 10811, 11380, 12008, 15010, 21622, 22760, 24016, 30020, 43244, 44951, 45520, 54055, 60040, 86488, 89902, 108110, 120080, 172976, 179804, 216220, 224755, 359608, 432440, 449510, 719216, 854069, 864880, 899020, 1708138, 1798040, 3416276, 3596080, 4270345, 6832552, 8540690, 13665104, 17081380, 34162760, 68325520]

約数ペア:

[(1, 68325520), (2, 34162760), (4, 17081380), (5, 13665104), (8, 8540690), (10, 6832552), (16, 4270345), (19, 3596080), (20, 3416276), (38, 1798040), (40, 1708138), (76, 899020), (79, 864880), (80, 854069), (95, 719216), (152, 449510), (158, 432440), (190, 359608), (304, 224755), (316, 216220), (380, 179804), (395, 172976), (569, 120080), (632, 108110), (760, 89902), (790, 86488), (1138, 60040), (1264, 54055), (1501, 45520), (1520, 44951), (1580, 43244), (2276, 30020), (2845, 24016), (3002, 22760), (3160, 21622), (4552, 15010), (5690, 12008), (6004, 11380), (6320, 10811), (7505, 9104)]