145905920

素因数分解:

$2^8\times 5^1\times {\mathrm{113989}}^1$

素因数の和:114010

約数の個数: 36

約数和(自身を含む): 349493340

約数和(自身を除く): 203587420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 113989, 227978, 455956, 569945, 911912, 1139890, 1823824, 2279780, 3647648, 4559560, 7295296, 9119120, 14590592, 18238240, 29181184, 36476480, 72952960, 145905920]

約数ペア:

[(1, 145905920), (2, 72952960), (4, 36476480), (5, 29181184), (8, 18238240), (10, 14590592), (16, 9119120), (20, 7295296), (32, 4559560), (40, 3647648), (64, 2279780), (80, 1823824), (128, 1139890), (160, 911912), (256, 569945), (320, 455956), (640, 227978), (1280, 113989)]