139857025

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 224423136

約数和(自身を除く): 84566111

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 97, 107, 175, 245, 275, 385, 485, 535, 539, 679, 749, 1067, 1177, 1225, 1925, 2425, 2675, 2695, 3395, 3745, 4753, 5243, 5335, 5885, 7469, 8239, 10379, 13475, 16975, 18725, 23765, 26215, 26675, 29425, 37345, 41195, 51895, 52283, 57673, 72653, 114169, 118825, 131075, 186725, 205975, 259475, 261415, 288365, 363265, 508571, 570845, 799183, 1307075, 1441825, 1816325, 2542855, 2854225, 3995915, 5594281, 12714275, 19979575, 27971405, 139857025]

約数ペア:

[(1, 139857025), (5, 27971405), (7, 19979575), (11, 12714275), (25, 5594281), (35, 3995915), (49, 2854225), (55, 2542855), (77, 1816325), (97, 1441825), (107, 1307075), (175, 799183), (245, 570845), (275, 508571), (385, 363265), (485, 288365), (535, 261415), (539, 259475), (679, 205975), (749, 186725), (1067, 131075), (1177, 118825), (1225, 114169), (1925, 72653), (2425, 57673), (2675, 52283), (2695, 51895), (3395, 41195), (3745, 37345), (4753, 29425), (5243, 26675), (5335, 26215), (5885, 23765), (7469, 18725), (8239, 16975), (10379, 13475)]