87816040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1741}}^1$

素因数の和:1862

約数の個数: 64

約数和(自身を含む): 215102160

約数和(自身を除く): 127286120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 388, 485, 520, 776, 970, 1261, 1741, 1940, 2522, 3482, 3880, 5044, 6305, 6964, 8705, 10088, 12610, 13928, 17410, 22633, 25220, 34820, 45266, 50440, 69640, 90532, 113165, 168877, 181064, 226330, 337754, 452660, 675508, 844385, 905320, 1351016, 1688770, 2195401, 3377540, 4390802, 6755080, 8781604, 10977005, 17563208, 21954010, 43908020, 87816040]

約数ペア:

[(1, 87816040), (2, 43908020), (4, 21954010), (5, 17563208), (8, 10977005), (10, 8781604), (13, 6755080), (20, 4390802), (26, 3377540), (40, 2195401), (52, 1688770), (65, 1351016), (97, 905320), (104, 844385), (130, 675508), (194, 452660), (260, 337754), (388, 226330), (485, 181064), (520, 168877), (776, 113165), (970, 90532), (1261, 69640), (1741, 50440), (1940, 45266), (2522, 34820), (3482, 25220), (3880, 22633), (5044, 17410), (6305, 13928), (6964, 12610), (8705, 10088)]