16335280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 41559840

約数和(自身を除く): 25224560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 139, 208, 226, 260, 278, 452, 520, 556, 565, 695, 904, 1040, 1112, 1130, 1390, 1469, 1807, 1808, 2224, 2260, 2780, 2938, 3614, 4520, 5560, 5876, 7228, 7345, 9035, 9040, 11120, 11752, 14456, 14690, 15707, 18070, 23504, 28912, 29380, 31414, 36140, 58760, 62828, 72280, 78535, 117520, 125656, 144560, 157070, 204191, 251312, 314140, 408382, 628280, 816764, 1020955, 1256560, 1633528, 2041910, 3267056, 4083820, 8167640, 16335280]

約数ペア:

[(1, 16335280), (2, 8167640), (4, 4083820), (5, 3267056), (8, 2041910), (10, 1633528), (13, 1256560), (16, 1020955), (20, 816764), (26, 628280), (40, 408382), (52, 314140), (65, 251312), (80, 204191), (104, 157070), (113, 144560), (130, 125656), (139, 117520), (208, 78535), (226, 72280), (260, 62828), (278, 58760), (452, 36140), (520, 31414), (556, 29380), (565, 28912), (695, 23504), (904, 18070), (1040, 15707), (1112, 14690), (1130, 14456), (1390, 11752), (1469, 11120), (1807, 9040), (1808, 9035), (2224, 7345), (2260, 7228), (2780, 5876), (2938, 5560), (3614, 4520)]