90575728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 194291136

約数和(自身を除く): 103715408

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 61, 68, 103, 106, 122, 136, 206, 212, 244, 272, 412, 424, 488, 824, 848, 901, 976, 1037, 1648, 1751, 1802, 2074, 3233, 3502, 3604, 4148, 5459, 6283, 6466, 7004, 7208, 8296, 10918, 12566, 12932, 14008, 14416, 16592, 21836, 25132, 25864, 28016, 43672, 50264, 51728, 54961, 87344, 92803, 100528, 106811, 109922, 185606, 213622, 219844, 332999, 371212, 427244, 439688, 665998, 742424, 854488, 879376, 1331996, 1484848, 1708976, 2663992, 5327984, 5660983, 11321966, 22643932, 45287864, 90575728]

約数ペア:

[(1, 90575728), (2, 45287864), (4, 22643932), (8, 11321966), (16, 5660983), (17, 5327984), (34, 2663992), (53, 1708976), (61, 1484848), (68, 1331996), (103, 879376), (106, 854488), (122, 742424), (136, 665998), (206, 439688), (212, 427244), (244, 371212), (272, 332999), (412, 219844), (424, 213622), (488, 185606), (824, 109922), (848, 106811), (901, 100528), (976, 92803), (1037, 87344), (1648, 54961), (1751, 51728), (1802, 50264), (2074, 43672), (3233, 28016), (3502, 25864), (3604, 25132), (4148, 21836), (5459, 16592), (6283, 14416), (6466, 14008), (7004, 12932), (7208, 12566), (8296, 10918)]