72615663575

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{449563}}^1$

素因数の和:449664

約数の個数: 48

約数和(自身を含む): 112383806976

約数和(自身を除く): 39768143401

約数列:

[1, 5, 7, 13, 25, 35, 65, 71, 91, 175, 325, 355, 455, 497, 923, 1775, 2275, 2485, 4615, 6461, 12425, 23075, 32305, 161525, 449563, 2247815, 3146941, 5844319, 11239075, 15734705, 29221595, 31918973, 40910233, 78673525, 146107975, 159594865, 204551165, 223432811, 414946649, 797974325, 1022755825, 1117164055, 2074733245, 2904626543, 5585820275, 10373666225, 14523132715, 72615663575]

約数ペア:

[(1, 72615663575), (5, 14523132715), (7, 10373666225), (13, 5585820275), (25, 2904626543), (35, 2074733245), (65, 1117164055), (71, 1022755825), (91, 797974325), (175, 414946649), (325, 223432811), (355, 204551165), (455, 159594865), (497, 146107975), (923, 78673525), (1775, 40910233), (2275, 31918973), (2485, 29221595), (4615, 15734705), (6461, 11239075), (12425, 5844319), (23075, 3146941), (32305, 2247815), (161525, 449563)]