156939952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{1021}}^1$

素因数の和:1781

約数の個数: 40

約数和(自身を含む): 328225520

約数和(自身を除く): 171285568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 739, 1021, 1478, 2042, 2956, 4084, 5912, 8168, 9607, 11824, 13273, 16336, 19214, 26546, 38428, 53092, 76856, 106184, 153712, 212368, 754519, 1509038, 3018076, 6036152, 9808747, 12072304, 19617494, 39234988, 78469976, 156939952]

約数ペア:

[(1, 156939952), (2, 78469976), (4, 39234988), (8, 19617494), (13, 12072304), (16, 9808747), (26, 6036152), (52, 3018076), (104, 1509038), (208, 754519), (739, 212368), (1021, 153712), (1478, 106184), (2042, 76856), (2956, 53092), (4084, 38428), (5912, 26546), (8168, 19214), (9607, 16336), (11824, 13273)]