64876336

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:786

約数の個数: 80

約数和(自身を含む): 154950400

約数和(自身を除く): 90074064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 43, 56, 76, 86, 112, 133, 152, 172, 266, 301, 304, 344, 532, 602, 688, 709, 817, 1064, 1204, 1418, 1634, 2128, 2408, 2836, 3268, 4816, 4963, 5672, 5719, 6536, 9926, 11344, 11438, 13072, 13471, 19852, 22876, 26942, 30487, 39704, 45752, 53884, 60974, 79408, 91504, 94297, 107768, 121948, 188594, 213409, 215536, 243896, 377188, 426818, 487792, 579253, 754376, 853636, 1158506, 1508752, 1707272, 2317012, 3414544, 4054771, 4634024, 8109542, 9268048, 16219084, 32438168, 64876336]

約数ペア:

[(1, 64876336), (2, 32438168), (4, 16219084), (7, 9268048), (8, 8109542), (14, 4634024), (16, 4054771), (19, 3414544), (28, 2317012), (38, 1707272), (43, 1508752), (56, 1158506), (76, 853636), (86, 754376), (112, 579253), (133, 487792), (152, 426818), (172, 377188), (266, 243896), (301, 215536), (304, 213409), (344, 188594), (532, 121948), (602, 107768), (688, 94297), (709, 91504), (817, 79408), (1064, 60974), (1204, 53884), (1418, 45752), (1634, 39704), (2128, 30487), (2408, 26942), (2836, 22876), (3268, 19852), (4816, 13471), (4963, 13072), (5672, 11438), (5719, 11344), (6536, 9926)]