81098316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1163}}^1$

素因数の和:1335

約数の個数: 72

約数和(自身を含む): 222440400

約数和(自身を除く): 141342084

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 149, 156, 234, 298, 447, 468, 596, 894, 1163, 1341, 1788, 1937, 2326, 2682, 3489, 3874, 4652, 5364, 5811, 6978, 7748, 10467, 11622, 13956, 15119, 17433, 20934, 23244, 30238, 34866, 41868, 45357, 60476, 69732, 90714, 136071, 173287, 181428, 272142, 346574, 519861, 544284, 693148, 1039722, 1559583, 2079444, 2252731, 3119166, 4505462, 6238332, 6758193, 9010924, 13516386, 20274579, 27032772, 40549158, 81098316]

約数ペア:

[(1, 81098316), (2, 40549158), (3, 27032772), (4, 20274579), (6, 13516386), (9, 9010924), (12, 6758193), (13, 6238332), (18, 4505462), (26, 3119166), (36, 2252731), (39, 2079444), (52, 1559583), (78, 1039722), (117, 693148), (149, 544284), (156, 519861), (234, 346574), (298, 272142), (447, 181428), (468, 173287), (596, 136071), (894, 90714), (1163, 69732), (1341, 60476), (1788, 45357), (1937, 41868), (2326, 34866), (2682, 30238), (3489, 23244), (3874, 20934), (4652, 17433), (5364, 15119), (5811, 13956), (6978, 11622), (7748, 10467)]