72639536

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{110731}}^1$

素因数の和:110780

約数の個数: 20

約数和(自身を含む): 144173064

約数和(自身を除く): 71533528

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 110731, 221462, 442924, 885848, 1771696, 4539971, 9079942, 18159884, 36319768, 72639536]

約数ペア:

[(1, 72639536), (2, 36319768), (4, 18159884), (8, 9079942), (16, 4539971), (41, 1771696), (82, 885848), (164, 442924), (328, 221462), (656, 110731)]