90721484

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1307}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 189272832

約数和(自身を除く): 98551348

約数列:

[1, 2, 4, 7, 14, 28, 37, 67, 74, 134, 148, 259, 268, 469, 518, 938, 1036, 1307, 1876, 2479, 2614, 4958, 5228, 9149, 9916, 17353, 18298, 34706, 36596, 48359, 69412, 87569, 96718, 175138, 193436, 338513, 350276, 612983, 677026, 1225966, 1354052, 2451932, 3240053, 6480106, 12960212, 22680371, 45360742, 90721484]

約数ペア:

[(1, 90721484), (2, 45360742), (4, 22680371), (7, 12960212), (14, 6480106), (28, 3240053), (37, 2451932), (67, 1354052), (74, 1225966), (134, 677026), (148, 612983), (259, 350276), (268, 338513), (469, 193436), (518, 175138), (938, 96718), (1036, 87569), (1307, 69412), (1876, 48359), (2479, 36596), (2614, 34706), (4958, 18298), (5228, 17353), (9149, 9916)]