103663520

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2521}}^1$

素因数の和:2793

約数の個数: 48

約数和(自身を含む): 245955528

約数和(自身を除く): 142292008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 2056, 2521, 2570, 4112, 5042, 5140, 8224, 10084, 10280, 12605, 20168, 20560, 25210, 40336, 41120, 50420, 80672, 100840, 201680, 403360, 647897, 1295794, 2591588, 3239485, 5183176, 6478970, 10366352, 12957940, 20732704, 25915880, 51831760, 103663520]

約数ペア:

[(1, 103663520), (2, 51831760), (4, 25915880), (5, 20732704), (8, 12957940), (10, 10366352), (16, 6478970), (20, 5183176), (32, 3239485), (40, 2591588), (80, 1295794), (160, 647897), (257, 403360), (514, 201680), (1028, 100840), (1285, 80672), (2056, 50420), (2521, 41120), (2570, 40336), (4112, 25210), (5042, 20560), (5140, 20168), (8224, 12605), (10084, 10280)]