81438104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{919}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 178848000

約数和(自身を除く): 97409896

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 53, 76, 88, 106, 152, 209, 212, 418, 424, 583, 836, 919, 1007, 1166, 1672, 1838, 2014, 2332, 3676, 4028, 4664, 7352, 8056, 10109, 11077, 17461, 20218, 22154, 34922, 40436, 44308, 48707, 69844, 80872, 88616, 97414, 139688, 192071, 194828, 384142, 389656, 535777, 768284, 925433, 1071554, 1536568, 1850866, 2143108, 3701732, 4286216, 7403464, 10179763, 20359526, 40719052, 81438104]

約数ペア:

[(1, 81438104), (2, 40719052), (4, 20359526), (8, 10179763), (11, 7403464), (19, 4286216), (22, 3701732), (38, 2143108), (44, 1850866), (53, 1536568), (76, 1071554), (88, 925433), (106, 768284), (152, 535777), (209, 389656), (212, 384142), (418, 194828), (424, 192071), (583, 139688), (836, 97414), (919, 88616), (1007, 80872), (1166, 69844), (1672, 48707), (1838, 44308), (2014, 40436), (2332, 34922), (3676, 22154), (4028, 20218), (4664, 17461), (7352, 11077), (8056, 10109)]