172145090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{2753}}^1$

素因数の和:2823

約数の個数: 48

約数和(自身を含む): 344723688

約数和(自身を除く): 172578598

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 169, 185, 338, 370, 481, 845, 962, 1690, 2405, 2753, 4810, 5506, 6253, 12506, 13765, 27530, 31265, 35789, 62530, 71578, 101861, 178945, 203722, 357890, 465257, 509305, 930514, 1018610, 1324193, 2326285, 2648386, 4652570, 6620965, 13241930, 17214509, 34429018, 86072545, 172145090]

約数ペア:

[(1, 172145090), (2, 86072545), (5, 34429018), (10, 17214509), (13, 13241930), (26, 6620965), (37, 4652570), (65, 2648386), (74, 2326285), (130, 1324193), (169, 1018610), (185, 930514), (338, 509305), (370, 465257), (481, 357890), (845, 203722), (962, 178945), (1690, 101861), (2405, 71578), (2753, 62530), (4810, 35789), (5506, 31265), (6253, 27530), (12506, 13765)]