165141515

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2113}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 260275680

約数和(自身を除く): 95134165

約数列:

[1, 5, 7, 11, 29, 35, 49, 55, 77, 145, 203, 245, 319, 385, 539, 1015, 1421, 1595, 2113, 2233, 2695, 7105, 10565, 11165, 14791, 15631, 23243, 61277, 73955, 78155, 103537, 116215, 162701, 306385, 428939, 517685, 674047, 813505, 1138907, 2144695, 3002573, 3370235, 4718329, 5694535, 15012865, 23591645, 33028303, 165141515]

約数ペア:

[(1, 165141515), (5, 33028303), (7, 23591645), (11, 15012865), (29, 5694535), (35, 4718329), (49, 3370235), (55, 3002573), (77, 2144695), (145, 1138907), (203, 813505), (245, 674047), (319, 517685), (385, 428939), (539, 306385), (1015, 162701), (1421, 116215), (1595, 103537), (2113, 78155), (2233, 73955), (2695, 61277), (7105, 23243), (10565, 15631), (11165, 14791)]