69137980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4729}}^1$

素因数の和:4798

約数の個数: 48

約数和(自身を含む): 157338720

約数和(自身を除く): 88200740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 4729, 7310, 9458, 14620, 18916, 23645, 47290, 80393, 94580, 160786, 203347, 321572, 401965, 406694, 803930, 813388, 1016735, 1607860, 2033470, 3456899, 4066940, 6913798, 13827596, 17284495, 34568990, 69137980]

約数ペア:

[(1, 69137980), (2, 34568990), (4, 17284495), (5, 13827596), (10, 6913798), (17, 4066940), (20, 3456899), (34, 2033470), (43, 1607860), (68, 1016735), (85, 813388), (86, 803930), (170, 406694), (172, 401965), (215, 321572), (340, 203347), (430, 160786), (731, 94580), (860, 80393), (1462, 47290), (2924, 23645), (3655, 18916), (4729, 14620), (7310, 9458)]