777137140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{96419}}^1$

素因数の和:96472

約数の個数: 48

約数和(自身を含む): 1814238720

約数和(自身を除く): 1037101580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 96419, 192838, 385676, 482095, 964190, 1253447, 1928380, 2506894, 2988989, 5013788, 5977978, 6267235, 11955956, 12534470, 14944945, 25068940, 29889890, 38856857, 59779780, 77713714, 155427428, 194284285, 388568570, 777137140]

約数ペア:

[(1, 777137140), (2, 388568570), (4, 194284285), (5, 155427428), (10, 77713714), (13, 59779780), (20, 38856857), (26, 29889890), (31, 25068940), (52, 14944945), (62, 12534470), (65, 11955956), (124, 6267235), (130, 5977978), (155, 5013788), (260, 2988989), (310, 2506894), (403, 1928380), (620, 1253447), (806, 964190), (1612, 482095), (2015, 385676), (4030, 192838), (8060, 96419)]