165795308

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 342451200

約数和(自身を除く): 176655892

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 139, 164, 278, 287, 556, 574, 973, 1039, 1148, 1946, 2078, 3892, 4156, 5699, 7273, 11398, 14546, 22796, 29092, 39893, 42599, 79786, 85198, 144421, 159572, 170396, 288842, 298193, 577684, 596386, 1010947, 1192772, 2021894, 4043788, 5921261, 11842522, 23685044, 41448827, 82897654, 165795308]

約数ペア:

[(1, 165795308), (2, 82897654), (4, 41448827), (7, 23685044), (14, 11842522), (28, 5921261), (41, 4043788), (82, 2021894), (139, 1192772), (164, 1010947), (278, 596386), (287, 577684), (556, 298193), (574, 288842), (973, 170396), (1039, 159572), (1148, 144421), (1946, 85198), (2078, 79786), (3892, 42599), (4156, 39893), (5699, 29092), (7273, 22796), (11398, 14546)]