72790720

素因数分解:

$2^6\times 5^1\times {\mathrm{227471}}^1$

素因数の和:227488

約数の個数: 28

約数和(自身を含む): 173333664

約数和(自身を除く): 100542944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 227471, 454942, 909884, 1137355, 1819768, 2274710, 3639536, 4549420, 7279072, 9098840, 14558144, 18197680, 36395360, 72790720]

約数ペア:

[(1, 72790720), (2, 36395360), (4, 18197680), (5, 14558144), (8, 9098840), (10, 7279072), (16, 4549420), (20, 3639536), (32, 2274710), (40, 1819768), (64, 1137355), (80, 909884), (160, 454942), (320, 227471)]