89934440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 207210960

約数和(自身を除く): 117276520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 113, 197, 202, 226, 394, 404, 452, 505, 565, 788, 808, 904, 985, 1010, 1130, 1576, 1970, 2020, 2260, 3940, 4040, 4520, 7880, 11413, 19897, 22261, 22826, 39794, 44522, 45652, 57065, 79588, 89044, 91304, 99485, 111305, 114130, 159176, 178088, 198970, 222610, 228260, 397940, 445220, 456520, 795880, 890440, 2248361, 4496722, 8993444, 11241805, 17986888, 22483610, 44967220, 89934440]

約数ペア:

[(1, 89934440), (2, 44967220), (4, 22483610), (5, 17986888), (8, 11241805), (10, 8993444), (20, 4496722), (40, 2248361), (101, 890440), (113, 795880), (197, 456520), (202, 445220), (226, 397940), (394, 228260), (404, 222610), (452, 198970), (505, 178088), (565, 159176), (788, 114130), (808, 111305), (904, 99485), (985, 91304), (1010, 89044), (1130, 79588), (1576, 57065), (1970, 45652), (2020, 44522), (2260, 39794), (3940, 22826), (4040, 22261), (4520, 19897), (7880, 11413)]