77794040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 186507360

約数和(自身を除く): 108713320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 233, 340, 466, 491, 680, 932, 982, 1165, 1864, 1964, 2330, 2455, 3928, 3961, 4660, 4910, 7922, 8347, 9320, 9820, 15844, 16694, 19640, 19805, 31688, 33388, 39610, 41735, 66776, 79220, 83470, 114403, 158440, 166940, 228806, 333880, 457612, 572015, 915224, 1144030, 1944851, 2288060, 3889702, 4576120, 7779404, 9724255, 15558808, 19448510, 38897020, 77794040]

約数ペア:

[(1, 77794040), (2, 38897020), (4, 19448510), (5, 15558808), (8, 9724255), (10, 7779404), (17, 4576120), (20, 3889702), (34, 2288060), (40, 1944851), (68, 1144030), (85, 915224), (136, 572015), (170, 457612), (233, 333880), (340, 228806), (466, 166940), (491, 158440), (680, 114403), (932, 83470), (982, 79220), (1165, 66776), (1864, 41735), (1964, 39610), (2330, 33388), (2455, 31688), (3928, 19805), (3961, 19640), (4660, 16694), (4910, 15844), (7922, 9820), (8347, 9320)]