74414390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 136878336

約数和(自身を除く): 62463946

約数列:

[1, 2, 5, 10, 71, 142, 163, 326, 355, 643, 710, 815, 1286, 1630, 3215, 6430, 11573, 23146, 45653, 57865, 91306, 104809, 115730, 209618, 228265, 456530, 524045, 1048090, 7441439, 14882878, 37207195, 74414390]

約数ペア:

[(1, 74414390), (2, 37207195), (5, 14882878), (10, 7441439), (71, 1048090), (142, 524045), (163, 456530), (326, 228265), (355, 209618), (643, 115730), (710, 104809), (815, 91306), (1286, 57865), (1630, 45653), (3215, 23146), (6430, 11573)]