79699120

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2029}}^1$

素因数の和:2533

約数の個数: 40

約数和(自身を含む): 185769360

約数和(自身を除く): 106070240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1964, 2029, 2455, 3928, 4058, 4910, 7856, 8116, 9820, 10145, 16232, 19640, 20290, 32464, 39280, 40580, 81160, 162320, 996239, 1992478, 3984956, 4981195, 7969912, 9962390, 15939824, 19924780, 39849560, 79699120]

約数ペア:

[(1, 79699120), (2, 39849560), (4, 19924780), (5, 15939824), (8, 9962390), (10, 7969912), (16, 4981195), (20, 3984956), (40, 1992478), (80, 996239), (491, 162320), (982, 81160), (1964, 40580), (2029, 39280), (2455, 32464), (3928, 20290), (4058, 19640), (4910, 16232), (7856, 10145), (8116, 9820)]