861975088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3613}}^1$

素因数の和:3702

約数の個数: 80

約数和(自身を含む): 1907266816

約数和(自身を除く): 1045291728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 208, 248, 296, 403, 481, 496, 592, 806, 962, 1147, 1612, 1924, 2294, 3224, 3613, 3848, 4588, 6448, 7226, 7696, 9176, 14452, 14911, 18352, 28904, 29822, 46969, 57808, 59644, 93938, 112003, 119288, 133681, 187876, 224006, 238576, 267362, 375752, 448012, 534724, 751504, 896024, 1069448, 1456039, 1737853, 1792048, 2138896, 2912078, 3475706, 4144111, 5824156, 6951412, 8288222, 11648312, 13902824, 16576444, 23296624, 27805648, 33152888, 53873443, 66305776, 107746886, 215493772, 430987544, 861975088]

約数ペア:

[(1, 861975088), (2, 430987544), (4, 215493772), (8, 107746886), (13, 66305776), (16, 53873443), (26, 33152888), (31, 27805648), (37, 23296624), (52, 16576444), (62, 13902824), (74, 11648312), (104, 8288222), (124, 6951412), (148, 5824156), (208, 4144111), (248, 3475706), (296, 2912078), (403, 2138896), (481, 1792048), (496, 1737853), (592, 1456039), (806, 1069448), (962, 896024), (1147, 751504), (1612, 534724), (1924, 448012), (2294, 375752), (3224, 267362), (3613, 238576), (3848, 224006), (4588, 187876), (6448, 133681), (7226, 119288), (7696, 112003), (9176, 93938), (14452, 59644), (14911, 57808), (18352, 46969), (28904, 29822)]