465280

素因数分解:

$2^7\times 5^1\times {\mathrm{727}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 1113840

約数和(自身を除く): 648560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 727, 1454, 2908, 3635, 5816, 7270, 11632, 14540, 23264, 29080, 46528, 58160, 93056, 116320, 232640, 465280]

約数ペア:

[(1, 465280), (2, 232640), (4, 116320), (5, 93056), (8, 58160), (10, 46528), (16, 29080), (20, 23264), (32, 14540), (40, 11632), (64, 7270), (80, 5816), (128, 3635), (160, 2908), (320, 1454), (640, 727)]