80490735

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 151167744

約数和(自身を除く): 70677009

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 223, 585, 617, 669, 1115, 1851, 2007, 2899, 3085, 3345, 5553, 8021, 8697, 9255, 10035, 14495, 24063, 26091, 27765, 40105, 43485, 72189, 120315, 130455, 137591, 360945, 412773, 687955, 1238319, 1788683, 2063865, 5366049, 6191595, 8943415, 16098147, 26830245, 80490735]

約数ペア:

[(1, 80490735), (3, 26830245), (5, 16098147), (9, 8943415), (13, 6191595), (15, 5366049), (39, 2063865), (45, 1788683), (65, 1238319), (117, 687955), (195, 412773), (223, 360945), (585, 137591), (617, 130455), (669, 120315), (1115, 72189), (1851, 43485), (2007, 40105), (2899, 27765), (3085, 26091), (3345, 24063), (5553, 14495), (8021, 10035), (8697, 9255)]