78609428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 152409600

約数和(自身を除く): 73800172

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 89, 124, 178, 356, 419, 527, 838, 1054, 1513, 1676, 2108, 2759, 3026, 5518, 6052, 7123, 11036, 12989, 14246, 25978, 28492, 37291, 46903, 51956, 74582, 93806, 149164, 187612, 220813, 441626, 633947, 883252, 1156021, 1267894, 2312042, 2535788, 4624084, 19652357, 39304714, 78609428]

約数ペア:

[(1, 78609428), (2, 39304714), (4, 19652357), (17, 4624084), (31, 2535788), (34, 2312042), (62, 1267894), (68, 1156021), (89, 883252), (124, 633947), (178, 441626), (356, 220813), (419, 187612), (527, 149164), (838, 93806), (1054, 74582), (1513, 51956), (1676, 46903), (2108, 37291), (2759, 28492), (3026, 25978), (5518, 14246), (6052, 12989), (7123, 11036)]