77670868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{383}}^1\times {\mathrm{419}}^1$

素因数の和:828

約数の個数: 36

約数和(自身を含む): 150151680

約数和(自身を除く): 72480812

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 383, 419, 484, 766, 838, 1532, 1676, 4213, 4609, 8426, 9218, 16852, 18436, 46343, 50699, 92686, 101398, 160477, 185372, 202796, 320954, 641908, 1765247, 3530494, 7060988, 19417717, 38835434, 77670868]

約数ペア:

[(1, 77670868), (2, 38835434), (4, 19417717), (11, 7060988), (22, 3530494), (44, 1765247), (121, 641908), (242, 320954), (383, 202796), (419, 185372), (484, 160477), (766, 101398), (838, 92686), (1532, 50699), (1676, 46343), (4213, 18436), (4609, 16852), (8426, 9218)]