71575270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 148599360

約数和(自身を除く): 77024090

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 139, 170, 221, 233, 278, 442, 466, 695, 1105, 1165, 1390, 1807, 2210, 2330, 2363, 3029, 3614, 3961, 4726, 6058, 7922, 9035, 11815, 15145, 18070, 19805, 23630, 30290, 30719, 32387, 39610, 51493, 61438, 64774, 102986, 153595, 161935, 257465, 307190, 323870, 421031, 514930, 550579, 842062, 1101158, 2105155, 2752895, 4210310, 5505790, 7157527, 14315054, 35787635, 71575270]

約数ペア:

[(1, 71575270), (2, 35787635), (5, 14315054), (10, 7157527), (13, 5505790), (17, 4210310), (26, 2752895), (34, 2105155), (65, 1101158), (85, 842062), (130, 550579), (139, 514930), (170, 421031), (221, 323870), (233, 307190), (278, 257465), (442, 161935), (466, 153595), (695, 102986), (1105, 64774), (1165, 61438), (1390, 51493), (1807, 39610), (2210, 32387), (2330, 30719), (2363, 30290), (3029, 23630), (3614, 19805), (3961, 18070), (4726, 15145), (6058, 11815), (7922, 9035)]