25390920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{463}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 76504320

約数和(自身を除く): 51113400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 463, 914, 926, 1371, 1389, 1828, 1852, 2285, 2315, 2742, 2778, 3656, 3704, 4570, 4630, 5484, 5556, 6855, 6945, 9140, 9260, 10968, 11112, 13710, 13890, 18280, 18520, 27420, 27780, 54840, 55560, 211591, 423182, 634773, 846364, 1057955, 1269546, 1692728, 2115910, 2539092, 3173865, 4231820, 5078184, 6347730, 8463640, 12695460, 25390920]

約数ペア:

[(1, 25390920), (2, 12695460), (3, 8463640), (4, 6347730), (5, 5078184), (6, 4231820), (8, 3173865), (10, 2539092), (12, 2115910), (15, 1692728), (20, 1269546), (24, 1057955), (30, 846364), (40, 634773), (60, 423182), (120, 211591), (457, 55560), (463, 54840), (914, 27780), (926, 27420), (1371, 18520), (1389, 18280), (1828, 13890), (1852, 13710), (2285, 11112), (2315, 10968), (2742, 9260), (2778, 9140), (3656, 6945), (3704, 6855), (4570, 5556), (4630, 5484)]