78758210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1913}}^1$

素因数の和:2122

約数の個数: 32

約数和(自身を含む): 148832640

約数和(自身を除く): 70074430

約数列:

[1, 2, 5, 10, 23, 46, 115, 179, 230, 358, 895, 1790, 1913, 3826, 4117, 8234, 9565, 19130, 20585, 41170, 43999, 87998, 219995, 342427, 439990, 684854, 1712135, 3424270, 7875821, 15751642, 39379105, 78758210]

約数ペア:

[(1, 78758210), (2, 39379105), (5, 15751642), (10, 7875821), (23, 3424270), (46, 1712135), (115, 684854), (179, 439990), (230, 342427), (358, 219995), (895, 87998), (1790, 43999), (1913, 41170), (3826, 20585), (4117, 19130), (8234, 9565)]