49800320

素因数分解:

$2^7\times 5^1\times {\mathrm{77813}}^1$

素因数の和:77832

約数の個数: 32

約数和(自身を含む): 119055420

約数和(自身を除く): 69255100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 77813, 155626, 311252, 389065, 622504, 778130, 1245008, 1556260, 2490016, 3112520, 4980032, 6225040, 9960064, 12450080, 24900160, 49800320]

約数ペア:

[(1, 49800320), (2, 24900160), (4, 12450080), (5, 9960064), (8, 6225040), (10, 4980032), (16, 3112520), (20, 2490016), (32, 1556260), (40, 1245008), (64, 778130), (80, 622504), (128, 389065), (160, 311252), (320, 155626), (640, 77813)]