81661812

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 214502400

約数和(自身を除く): 132840588

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 37, 51, 62, 68, 74, 93, 102, 111, 124, 148, 186, 204, 222, 349, 372, 444, 527, 629, 698, 1047, 1054, 1147, 1258, 1396, 1581, 1887, 2094, 2108, 2294, 2516, 3162, 3441, 3774, 4188, 4588, 5933, 6324, 6882, 7548, 10819, 11866, 12913, 13764, 17799, 19499, 21638, 23732, 25826, 32457, 35598, 38739, 38998, 43276, 51652, 58497, 64914, 71196, 77478, 77996, 116994, 129828, 154956, 183923, 219521, 233988, 367846, 400303, 439042, 551769, 658563, 735692, 800606, 878084, 1103538, 1200909, 1317126, 1601212, 2207076, 2401818, 2634252, 4803636, 6805151, 13610302, 20415453, 27220604, 40830906, 81661812]

約数ペア:

[(1, 81661812), (2, 40830906), (3, 27220604), (4, 20415453), (6, 13610302), (12, 6805151), (17, 4803636), (31, 2634252), (34, 2401818), (37, 2207076), (51, 1601212), (62, 1317126), (68, 1200909), (74, 1103538), (93, 878084), (102, 800606), (111, 735692), (124, 658563), (148, 551769), (186, 439042), (204, 400303), (222, 367846), (349, 233988), (372, 219521), (444, 183923), (527, 154956), (629, 129828), (698, 116994), (1047, 77996), (1054, 77478), (1147, 71196), (1258, 64914), (1396, 58497), (1581, 51652), (1887, 43276), (2094, 38998), (2108, 38739), (2294, 35598), (2516, 32457), (3162, 25826), (3441, 23732), (3774, 21638), (4188, 19499), (4588, 17799), (5933, 13764), (6324, 12913), (6882, 11866), (7548, 10819)]