25812420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6421}}^1$

素因数の和:6500

約数の個数: 48

約数和(自身を含む): 73364928

約数和(自身を除く): 47552508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 6421, 12842, 19263, 25684, 32105, 38526, 64210, 77052, 96315, 128420, 192630, 385260, 430207, 860414, 1290621, 1720828, 2151035, 2581242, 4302070, 5162484, 6453105, 8604140, 12906210, 25812420]

約数ペア:

[(1, 25812420), (2, 12906210), (3, 8604140), (4, 6453105), (5, 5162484), (6, 4302070), (10, 2581242), (12, 2151035), (15, 1720828), (20, 1290621), (30, 860414), (60, 430207), (67, 385260), (134, 192630), (201, 128420), (268, 96315), (335, 77052), (402, 64210), (670, 38526), (804, 32105), (1005, 25684), (1340, 19263), (2010, 12842), (4020, 6421)]