439225670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1493}}^1$

素因数の和:1617

約数の個数: 64

約数和(自身を含む): 891523584

約数和(自身を除く): 452297914

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 130, 146, 155, 310, 365, 403, 730, 806, 949, 1493, 1898, 2015, 2263, 2986, 4030, 4526, 4745, 7465, 9490, 11315, 14930, 19409, 22630, 29419, 38818, 46283, 58838, 92566, 97045, 108989, 147095, 194090, 217978, 231415, 294190, 462830, 544945, 601679, 1089890, 1203358, 1416857, 2833714, 3008395, 3378659, 6016790, 6757318, 7084285, 14168570, 16893295, 33786590, 43922567, 87845134, 219612835, 439225670]

約数ペア:

[(1, 439225670), (2, 219612835), (5, 87845134), (10, 43922567), (13, 33786590), (26, 16893295), (31, 14168570), (62, 7084285), (65, 6757318), (73, 6016790), (130, 3378659), (146, 3008395), (155, 2833714), (310, 1416857), (365, 1203358), (403, 1089890), (730, 601679), (806, 544945), (949, 462830), (1493, 294190), (1898, 231415), (2015, 217978), (2263, 194090), (2986, 147095), (4030, 108989), (4526, 97045), (4745, 92566), (7465, 58838), (9490, 46283), (11315, 38818), (14930, 29419), (19409, 22630)]