28197920560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{76079}}^1$

素因数の和:76246

約数の個数: 80

約数和(自身を含む): 67754413440

約数和(自身を除く): 39556492880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 113, 164, 205, 226, 328, 410, 452, 565, 656, 820, 904, 1130, 1640, 1808, 2260, 3280, 4520, 4633, 9040, 9266, 18532, 23165, 37064, 46330, 74128, 76079, 92660, 152158, 185320, 304316, 370640, 380395, 608632, 760790, 1217264, 1521580, 3043160, 3119239, 6086320, 6238478, 8596927, 12476956, 15596195, 17193854, 24953912, 31192390, 34387708, 42984635, 49907824, 62384780, 68775416, 85969270, 124769560, 137550832, 171938540, 249539120, 343877080, 352474007, 687754160, 704948014, 1409896028, 1762370035, 2819792056, 3524740070, 5639584112, 7049480140, 14098960280, 28197920560]

約数ペア:

[(1, 28197920560), (2, 14098960280), (4, 7049480140), (5, 5639584112), (8, 3524740070), (10, 2819792056), (16, 1762370035), (20, 1409896028), (40, 704948014), (41, 687754160), (80, 352474007), (82, 343877080), (113, 249539120), (164, 171938540), (205, 137550832), (226, 124769560), (328, 85969270), (410, 68775416), (452, 62384780), (565, 49907824), (656, 42984635), (820, 34387708), (904, 31192390), (1130, 24953912), (1640, 17193854), (1808, 15596195), (2260, 12476956), (3280, 8596927), (4520, 6238478), (4633, 6086320), (9040, 3119239), (9266, 3043160), (18532, 1521580), (23165, 1217264), (37064, 760790), (46330, 608632), (74128, 380395), (76079, 370640), (92660, 304316), (152158, 185320)]