25139015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 9144505

約数列:

[1, 5, 11, 55, 59, 61, 127, 295, 305, 635, 649, 671, 1397, 3245, 3355, 3599, 6985, 7493, 7747, 17995, 37465, 38735, 39589, 82423, 85217, 197945, 412115, 426085, 457073, 2285365, 5027803, 25139015]

約数ペア:

[(1, 25139015), (5, 5027803), (11, 2285365), (55, 457073), (59, 426085), (61, 412115), (127, 197945), (295, 85217), (305, 82423), (635, 39589), (649, 38735), (671, 37465), (1397, 17995), (3245, 7747), (3355, 7493), (3599, 6985)]