42784250

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{3229}}^1$

素因数の和:3299

約数の個数: 32

約数和(自身を含む): 81628560

約数和(自身を除く): 38844310

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 530, 1325, 2650, 3229, 6458, 6625, 13250, 16145, 32290, 80725, 161450, 171137, 342274, 403625, 807250, 855685, 1711370, 4278425, 8556850, 21392125, 42784250]

約数ペア:

[(1, 42784250), (2, 21392125), (5, 8556850), (10, 4278425), (25, 1711370), (50, 855685), (53, 807250), (106, 403625), (125, 342274), (250, 171137), (265, 161450), (530, 80725), (1325, 32290), (2650, 16145), (3229, 13250), (6458, 6625)]