77127440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74161}}^1$

素因数の和:74187

約数の個数: 40

約数和(自身を含む): 193117848

約数和(自身を除く): 115990408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 74161, 148322, 296644, 370805, 593288, 741610, 964093, 1186576, 1483220, 1928186, 2966440, 3856372, 4820465, 5932880, 7712744, 9640930, 15425488, 19281860, 38563720, 77127440]

約数ペア:

[(1, 77127440), (2, 38563720), (4, 19281860), (5, 15425488), (8, 9640930), (10, 7712744), (13, 5932880), (16, 4820465), (20, 3856372), (26, 2966440), (40, 1928186), (52, 1483220), (65, 1186576), (80, 964093), (104, 741610), (130, 593288), (208, 370805), (260, 296644), (520, 148322), (1040, 74161)]