77934680

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7243}}^1$

素因数の和:7523

約数の個数: 32

約数和(自身を含む): 176029200

約数和(自身を除く): 98094520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 7243, 10760, 14486, 28972, 36215, 57944, 72430, 144860, 289720, 1948367, 3896734, 7793468, 9741835, 15586936, 19483670, 38967340, 77934680]

約数ペア:

[(1, 77934680), (2, 38967340), (4, 19483670), (5, 15586936), (8, 9741835), (10, 7793468), (20, 3896734), (40, 1948367), (269, 289720), (538, 144860), (1076, 72430), (1345, 57944), (2152, 36215), (2690, 28972), (5380, 14486), (7243, 10760)]