388144775

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{3331}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 495801600

約数和(自身を除く): 107656825

約数列:

[1, 5, 25, 59, 79, 295, 395, 1475, 1975, 3331, 4661, 16655, 23305, 83275, 116525, 196529, 263149, 982645, 1315745, 4913225, 6578725, 15525791, 77628955, 388144775]

約数ペア:

[(1, 388144775), (5, 77628955), (25, 15525791), (59, 6578725), (79, 4913225), (295, 1315745), (395, 982645), (1475, 263149), (1975, 196529), (3331, 116525), (4661, 83275), (16655, 23305)]