75955780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 164545920

約数和(自身を除く): 88590140

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 211, 410, 422, 439, 820, 844, 878, 1055, 1756, 2110, 2195, 4220, 4390, 8651, 8780, 17302, 17999, 34604, 35998, 43255, 71996, 86510, 89995, 92629, 173020, 179990, 185258, 359980, 370516, 463145, 926290, 1852580, 3797789, 7595578, 15191156, 18988945, 37977890, 75955780]

約数ペア:

[(1, 75955780), (2, 37977890), (4, 18988945), (5, 15191156), (10, 7595578), (20, 3797789), (41, 1852580), (82, 926290), (164, 463145), (205, 370516), (211, 359980), (410, 185258), (422, 179990), (439, 173020), (820, 92629), (844, 89995), (878, 86510), (1055, 71996), (1756, 43255), (2110, 35998), (2195, 34604), (4220, 17999), (4390, 17302), (8651, 8780)]