164856016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 365198848

約数和(自身を除く): 200342832

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 208, 248, 296, 403, 481, 496, 592, 691, 806, 962, 1147, 1382, 1612, 1924, 2294, 2764, 3224, 3848, 4588, 5528, 6448, 7696, 8983, 9176, 11056, 14911, 17966, 18352, 21421, 25567, 29822, 35932, 42842, 51134, 59644, 71864, 85684, 102268, 119288, 143728, 171368, 204536, 238576, 278473, 332371, 342736, 409072, 556946, 664742, 792577, 1113892, 1329484, 1585154, 2227784, 2658968, 3170308, 4455568, 5317936, 6340616, 10303501, 12681232, 20607002, 41214004, 82428008, 164856016]

約数ペア:

[(1, 164856016), (2, 82428008), (4, 41214004), (8, 20607002), (13, 12681232), (16, 10303501), (26, 6340616), (31, 5317936), (37, 4455568), (52, 3170308), (62, 2658968), (74, 2227784), (104, 1585154), (124, 1329484), (148, 1113892), (208, 792577), (248, 664742), (296, 556946), (403, 409072), (481, 342736), (496, 332371), (592, 278473), (691, 238576), (806, 204536), (962, 171368), (1147, 143728), (1382, 119288), (1612, 102268), (1924, 85684), (2294, 71864), (2764, 59644), (3224, 51134), (3848, 42842), (4588, 35932), (5528, 29822), (6448, 25567), (7696, 21421), (8983, 18352), (9176, 17966), (11056, 14911)]