51773540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28447}}^1$

素因数の和:28476

約数の個数: 48

約数和(自身を含む): 133819392

約数和(自身を除く): 82045852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 28447, 56894, 113788, 142235, 199129, 284470, 369811, 398258, 568940, 739622, 796516, 995645, 1479244, 1849055, 1991290, 2588677, 3698110, 3982580, 5177354, 7396220, 10354708, 12943385, 25886770, 51773540]

約数ペア:

[(1, 51773540), (2, 25886770), (4, 12943385), (5, 10354708), (7, 7396220), (10, 5177354), (13, 3982580), (14, 3698110), (20, 2588677), (26, 1991290), (28, 1849055), (35, 1479244), (52, 995645), (65, 796516), (70, 739622), (91, 568940), (130, 398258), (140, 369811), (182, 284470), (260, 199129), (364, 142235), (455, 113788), (910, 56894), (1820, 28447)]