73921280

素因数分解:

$2^8\times 5^1\times {\mathrm{57751}}^1$

素因数の和:57772

約数の個数: 36

約数和(自身を含む): 177067632

約数和(自身を除く): 103146352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 57751, 115502, 231004, 288755, 462008, 577510, 924016, 1155020, 1848032, 2310040, 3696064, 4620080, 7392128, 9240160, 14784256, 18480320, 36960640, 73921280]

約数ペア:

[(1, 73921280), (2, 36960640), (4, 18480320), (5, 14784256), (8, 9240160), (10, 7392128), (16, 4620080), (20, 3696064), (32, 2310040), (40, 1848032), (64, 1155020), (80, 924016), (128, 577510), (160, 462008), (256, 288755), (320, 231004), (640, 115502), (1280, 57751)]