71380836

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 186712344

約数和(自身を除く): 115331508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 137, 164, 246, 274, 353, 369, 411, 492, 548, 706, 738, 822, 1059, 1233, 1412, 1476, 1644, 2118, 2466, 3177, 4236, 4932, 5617, 6354, 11234, 12708, 14473, 16851, 22468, 28946, 33702, 43419, 48361, 50553, 57892, 67404, 86838, 96722, 101106, 130257, 145083, 173676, 193444, 202212, 260514, 290166, 435249, 521028, 580332, 870498, 1740996, 1982801, 3965602, 5948403, 7931204, 11896806, 17845209, 23793612, 35690418, 71380836]

約数ペア:

[(1, 71380836), (2, 35690418), (3, 23793612), (4, 17845209), (6, 11896806), (9, 7931204), (12, 5948403), (18, 3965602), (36, 1982801), (41, 1740996), (82, 870498), (123, 580332), (137, 521028), (164, 435249), (246, 290166), (274, 260514), (353, 202212), (369, 193444), (411, 173676), (492, 145083), (548, 130257), (706, 101106), (738, 96722), (822, 86838), (1059, 67404), (1233, 57892), (1412, 50553), (1476, 48361), (1644, 43419), (2118, 33702), (2466, 28946), (3177, 22468), (4236, 16851), (4932, 14473), (5617, 12708), (6354, 11234)]