20180648845

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{3257}}^1$

素因数の和:3514

約数の個数: 64

約数和(自身を含む): 29725470720

約数和(自身を除く): 9544821875

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 179, 215, 301, 805, 895, 989, 1253, 1505, 3257, 4117, 4945, 6265, 6923, 7697, 16285, 20585, 22799, 28819, 34615, 38485, 53879, 74911, 113995, 140051, 144095, 177031, 269395, 374555, 524377, 583003, 700255, 885155, 980357, 1239217, 2621885, 2915015, 3221173, 4081021, 4901785, 6196085, 13409069, 16105865, 20405105, 22548211, 25069129, 67045345, 93863483, 112741055, 125345645, 175483903, 469317415, 576589967, 877419515, 2882949835, 4036129769, 20180648845]

約数ペア:

[(1, 20180648845), (5, 4036129769), (7, 2882949835), (23, 877419515), (35, 576589967), (43, 469317415), (115, 175483903), (161, 125345645), (179, 112741055), (215, 93863483), (301, 67045345), (805, 25069129), (895, 22548211), (989, 20405105), (1253, 16105865), (1505, 13409069), (3257, 6196085), (4117, 4901785), (4945, 4081021), (6265, 3221173), (6923, 2915015), (7697, 2621885), (16285, 1239217), (20585, 980357), (22799, 885155), (28819, 700255), (34615, 583003), (38485, 524377), (53879, 374555), (74911, 269395), (113995, 177031), (140051, 144095)]