30420565

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 17479595

約数列:

[1, 5, 7, 17, 29, 35, 41, 43, 85, 119, 145, 203, 205, 215, 287, 301, 493, 595, 697, 731, 1015, 1189, 1247, 1435, 1505, 1763, 2465, 3451, 3485, 3655, 4879, 5117, 5945, 6235, 8323, 8729, 8815, 12341, 17255, 20213, 21199, 24395, 25585, 29971, 41615, 43645, 51127, 61705, 101065, 105995, 141491, 148393, 149855, 209797, 255635, 357889, 707455, 741965, 869159, 1048985, 1789445, 4345795, 6084113, 30420565]

約数ペア:

[(1, 30420565), (5, 6084113), (7, 4345795), (17, 1789445), (29, 1048985), (35, 869159), (41, 741965), (43, 707455), (85, 357889), (119, 255635), (145, 209797), (203, 149855), (205, 148393), (215, 141491), (287, 105995), (301, 101065), (493, 61705), (595, 51127), (697, 43645), (731, 41615), (1015, 29971), (1189, 25585), (1247, 24395), (1435, 21199), (1505, 20213), (1763, 17255), (2465, 12341), (3451, 8815), (3485, 8729), (3655, 8323), (4879, 6235), (5117, 5945)]