77940665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2753

約数の個数: 32

約数和(自身を含む): 111559680

約数和(自身を除く): 33619015

約数列:

[1, 5, 11, 17, 31, 55, 85, 155, 187, 341, 527, 935, 1705, 2635, 2689, 5797, 13445, 28985, 29579, 45713, 83359, 147895, 228565, 416795, 502843, 916949, 1417103, 2514215, 4584745, 7085515, 15588133, 77940665]

約数ペア:

[(1, 77940665), (5, 15588133), (11, 7085515), (17, 4584745), (31, 2514215), (55, 1417103), (85, 916949), (155, 502843), (187, 416795), (341, 228565), (527, 147895), (935, 83359), (1705, 45713), (2635, 29579), (2689, 28985), (5797, 13445)]