2760751575

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4019}}^1$

素因数の和:4149

約数の個数: 72

約数和(自身を含む): 5132350080

約数和(自身を除く): 2371598505

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 71, 75, 129, 213, 215, 225, 355, 387, 639, 645, 1065, 1075, 1775, 1935, 3053, 3195, 3225, 4019, 5325, 9159, 9675, 12057, 15265, 15975, 20095, 27477, 36171, 45795, 60285, 76325, 100475, 137385, 172817, 180855, 228975, 285349, 301425, 518451, 686925, 856047, 864085, 904275, 1426745, 1555353, 2568141, 2592255, 4280235, 4320425, 7133725, 7776765, 12270007, 12840705, 12961275, 21401175, 36810021, 38883825, 61350035, 64203525, 110430063, 184050105, 306750175, 552150315, 920250525, 2760751575]

約数ペア:

[(1, 2760751575), (3, 920250525), (5, 552150315), (9, 306750175), (15, 184050105), (25, 110430063), (43, 64203525), (45, 61350035), (71, 38883825), (75, 36810021), (129, 21401175), (213, 12961275), (215, 12840705), (225, 12270007), (355, 7776765), (387, 7133725), (639, 4320425), (645, 4280235), (1065, 2592255), (1075, 2568141), (1775, 1555353), (1935, 1426745), (3053, 904275), (3195, 864085), (3225, 856047), (4019, 686925), (5325, 518451), (9159, 301425), (9675, 285349), (12057, 228975), (15265, 180855), (15975, 172817), (20095, 137385), (27477, 100475), (36171, 76325), (45795, 60285)]