74161280

素因数分解:

$2^7\times 5^1\times {\mathrm{115877}}^1$

素因数の和:115896

約数の個数: 32

約数和(自身を含む): 177293340

約数和(自身を除く): 103132060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 115877, 231754, 463508, 579385, 927016, 1158770, 1854032, 2317540, 3708064, 4635080, 7416128, 9270160, 14832256, 18540320, 37080640, 74161280]

約数ペア:

[(1, 74161280), (2, 37080640), (4, 18540320), (5, 14832256), (8, 9270160), (10, 7416128), (16, 4635080), (20, 3708064), (32, 2317540), (40, 1854032), (64, 1158770), (80, 927016), (128, 579385), (160, 463508), (320, 231754), (640, 115877)]