71120665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 112803840

約数和(自身を除く): 41683175

約数列:

[1, 5, 7, 11, 31, 35, 55, 59, 77, 101, 155, 217, 295, 341, 385, 413, 505, 649, 707, 1085, 1111, 1705, 1829, 2065, 2387, 3131, 3245, 3535, 4543, 5555, 5959, 7777, 9145, 11935, 12803, 15655, 20119, 21917, 22715, 29795, 34441, 38885, 41713, 64015, 65549, 100595, 109585, 140833, 172205, 184729, 208565, 241087, 327745, 458843, 704165, 923645, 1205435, 1293103, 2032019, 2294215, 6465515, 10160095, 14224133, 71120665]

約数ペア:

[(1, 71120665), (5, 14224133), (7, 10160095), (11, 6465515), (31, 2294215), (35, 2032019), (55, 1293103), (59, 1205435), (77, 923645), (101, 704165), (155, 458843), (217, 327745), (295, 241087), (341, 208565), (385, 184729), (413, 172205), (505, 140833), (649, 109585), (707, 100595), (1085, 65549), (1111, 64015), (1705, 41713), (1829, 38885), (2065, 34441), (2387, 29795), (3131, 22715), (3245, 21917), (3535, 20119), (4543, 15655), (5555, 12803), (5959, 11935), (7777, 9145)]