80964016

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38047}}^1$

素因数の和:38081

約数の個数: 40

約数和(自身を含む): 188718080

約数和(自身を除く): 107754064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 38047, 76094, 152188, 266329, 304376, 532658, 608752, 722893, 1065316, 1445786, 2130632, 2891572, 4261264, 5060251, 5783144, 10120502, 11566288, 20241004, 40482008, 80964016]

約数ペア:

[(1, 80964016), (2, 40482008), (4, 20241004), (7, 11566288), (8, 10120502), (14, 5783144), (16, 5060251), (19, 4261264), (28, 2891572), (38, 2130632), (56, 1445786), (76, 1065316), (112, 722893), (133, 608752), (152, 532658), (266, 304376), (304, 266329), (532, 152188), (1064, 76094), (2128, 38047)]