77366380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42509}}^1$

素因数の和:42538

約数の個数: 48

約数和(自身を含む): 199967040

約数和(自身を除く): 122600660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 42509, 85018, 170036, 212545, 297563, 425090, 552617, 595126, 850180, 1105234, 1190252, 1487815, 2210468, 2763085, 2975630, 3868319, 5526170, 5951260, 7736638, 11052340, 15473276, 19341595, 38683190, 77366380]

約数ペア:

[(1, 77366380), (2, 38683190), (4, 19341595), (5, 15473276), (7, 11052340), (10, 7736638), (13, 5951260), (14, 5526170), (20, 3868319), (26, 2975630), (28, 2763085), (35, 2210468), (52, 1487815), (65, 1190252), (70, 1105234), (91, 850180), (130, 595126), (140, 552617), (182, 425090), (260, 297563), (364, 212545), (455, 170036), (910, 85018), (1820, 42509)]