81813088

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 198374400

約数和(自身を除く): 116561312

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 47, 56, 76, 94, 112, 133, 152, 188, 224, 266, 304, 329, 376, 409, 532, 608, 658, 752, 818, 893, 1064, 1316, 1504, 1636, 1786, 2128, 2632, 2863, 3272, 3572, 4256, 5264, 5726, 6251, 6544, 7144, 7771, 10528, 11452, 12502, 13088, 14288, 15542, 19223, 22904, 25004, 28576, 31084, 38446, 45808, 50008, 54397, 62168, 76892, 91616, 100016, 108794, 124336, 134561, 153784, 200032, 217588, 248672, 269122, 307568, 365237, 435176, 538244, 615136, 730474, 870352, 1076488, 1460948, 1740704, 2152976, 2556659, 2921896, 4305952, 5113318, 5843792, 10226636, 11687584, 20453272, 40906544, 81813088]

約数ペア:

[(1, 81813088), (2, 40906544), (4, 20453272), (7, 11687584), (8, 10226636), (14, 5843792), (16, 5113318), (19, 4305952), (28, 2921896), (32, 2556659), (38, 2152976), (47, 1740704), (56, 1460948), (76, 1076488), (94, 870352), (112, 730474), (133, 615136), (152, 538244), (188, 435176), (224, 365237), (266, 307568), (304, 269122), (329, 248672), (376, 217588), (409, 200032), (532, 153784), (608, 134561), (658, 124336), (752, 108794), (818, 100016), (893, 91616), (1064, 76892), (1316, 62168), (1504, 54397), (1636, 50008), (1786, 45808), (2128, 38446), (2632, 31084), (2863, 28576), (3272, 25004), (3572, 22904), (4256, 19223), (5264, 15542), (5726, 14288), (6251, 13088), (6544, 12502), (7144, 11452), (7771, 10528)]