72416876

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 149184000

約数和(自身を除く): 76767124

約数列:

[1, 2, 4, 7, 14, 28, 71, 73, 142, 146, 284, 292, 497, 499, 511, 994, 998, 1022, 1988, 1996, 2044, 3493, 5183, 6986, 10366, 13972, 20732, 35429, 36281, 36427, 70858, 72562, 72854, 141716, 145124, 145708, 248003, 254989, 496006, 509978, 992012, 1019956, 2586317, 5172634, 10345268, 18104219, 36208438, 72416876]

約数ペア:

[(1, 72416876), (2, 36208438), (4, 18104219), (7, 10345268), (14, 5172634), (28, 2586317), (71, 1019956), (73, 992012), (142, 509978), (146, 496006), (284, 254989), (292, 248003), (497, 145708), (499, 145124), (511, 141716), (994, 72854), (998, 72562), (1022, 70858), (1988, 36427), (1996, 36281), (2044, 35429), (3493, 20732), (5183, 13972), (6986, 10366)]