71965270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:569

約数の個数: 48

約数和(自身を含む): 142037280

約数和(自身を除く): 70072010

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 169, 194, 338, 439, 485, 845, 878, 970, 1261, 1690, 2195, 2522, 4390, 5707, 6305, 11414, 12610, 16393, 28535, 32786, 42583, 57070, 74191, 81965, 85166, 148382, 163930, 212915, 370955, 425830, 553579, 741910, 1107158, 2767895, 5535790, 7196527, 14393054, 35982635, 71965270]

約数ペア:

[(1, 71965270), (2, 35982635), (5, 14393054), (10, 7196527), (13, 5535790), (26, 2767895), (65, 1107158), (97, 741910), (130, 553579), (169, 425830), (194, 370955), (338, 212915), (439, 163930), (485, 148382), (845, 85166), (878, 81965), (970, 74191), (1261, 57070), (1690, 42583), (2195, 32786), (2522, 28535), (4390, 16393), (5707, 12610), (6305, 11414)]