25630240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8431}}^1$

素因数の和:8465

約数の個数: 48

約数和(自身を含む): 63745920

約数和(自身を除く): 38115680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 8431, 16862, 33724, 42155, 67448, 84310, 134896, 160189, 168620, 269792, 320378, 337240, 640756, 674480, 800945, 1281512, 1348960, 1601890, 2563024, 3203780, 5126048, 6407560, 12815120, 25630240]

約数ペア:

[(1, 25630240), (2, 12815120), (4, 6407560), (5, 5126048), (8, 3203780), (10, 2563024), (16, 1601890), (19, 1348960), (20, 1281512), (32, 800945), (38, 674480), (40, 640756), (76, 337240), (80, 320378), (95, 269792), (152, 168620), (160, 160189), (190, 134896), (304, 84310), (380, 67448), (608, 42155), (760, 33724), (1520, 16862), (3040, 8431)]