81749668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1201}}^1$

素因数の和:1253

約数の個数: 96

約数和(自身を含む): 203551488

約数和(自身を除く): 121801820

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 68, 77, 91, 119, 143, 154, 182, 187, 221, 238, 286, 308, 364, 374, 442, 476, 572, 748, 884, 1001, 1201, 1309, 1547, 2002, 2402, 2431, 2618, 3094, 4004, 4804, 4862, 5236, 6188, 8407, 9724, 13211, 15613, 16814, 17017, 20417, 26422, 31226, 33628, 34034, 40834, 52844, 62452, 68068, 81668, 92477, 109291, 142919, 171743, 184954, 218582, 224587, 265421, 285838, 343486, 369908, 437164, 449174, 530842, 571676, 686972, 898348, 1061684, 1202201, 1572109, 1857947, 2404402, 2919631, 3144218, 3715894, 4808804, 5839262, 6288436, 7431788, 11678524, 20437417, 40874834, 81749668]

約数ペア:

[(1, 81749668), (2, 40874834), (4, 20437417), (7, 11678524), (11, 7431788), (13, 6288436), (14, 5839262), (17, 4808804), (22, 3715894), (26, 3144218), (28, 2919631), (34, 2404402), (44, 1857947), (52, 1572109), (68, 1202201), (77, 1061684), (91, 898348), (119, 686972), (143, 571676), (154, 530842), (182, 449174), (187, 437164), (221, 369908), (238, 343486), (286, 285838), (308, 265421), (364, 224587), (374, 218582), (442, 184954), (476, 171743), (572, 142919), (748, 109291), (884, 92477), (1001, 81668), (1201, 68068), (1309, 62452), (1547, 52844), (2002, 40834), (2402, 34034), (2431, 33628), (2618, 31226), (3094, 26422), (4004, 20417), (4804, 17017), (4862, 16814), (5236, 15613), (6188, 13211), (8407, 9724)]