81088810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 170636544

約数和(自身を除く): 89547734

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 103, 110, 170, 187, 206, 374, 421, 515, 842, 935, 1030, 1133, 1751, 1870, 2105, 2266, 3502, 4210, 4631, 5665, 7157, 8755, 9262, 11330, 14314, 17510, 19261, 23155, 35785, 38522, 43363, 46310, 71570, 78727, 86726, 96305, 157454, 192610, 216815, 393635, 433630, 476993, 737171, 787270, 953986, 1474342, 2384965, 3685855, 4769930, 7371710, 8108881, 16217762, 40544405, 81088810]

約数ペア:

[(1, 81088810), (2, 40544405), (5, 16217762), (10, 8108881), (11, 7371710), (17, 4769930), (22, 3685855), (34, 2384965), (55, 1474342), (85, 953986), (103, 787270), (110, 737171), (170, 476993), (187, 433630), (206, 393635), (374, 216815), (421, 192610), (515, 157454), (842, 96305), (935, 86726), (1030, 78727), (1133, 71570), (1751, 46310), (1870, 43363), (2105, 38522), (2266, 35785), (3502, 23155), (4210, 19261), (4631, 17510), (5665, 14314), (7157, 11330), (8755, 9262)]