80689788

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 210782208

約数和(自身を除く): 130092420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 103, 141, 188, 206, 282, 309, 412, 423, 463, 564, 618, 846, 926, 927, 1236, 1389, 1692, 1852, 1854, 2778, 3708, 4167, 4841, 5556, 8334, 9682, 14523, 16668, 19364, 21761, 29046, 43522, 43569, 47689, 58092, 65283, 87044, 87138, 95378, 130566, 143067, 174276, 190756, 195849, 261132, 286134, 391698, 429201, 572268, 783396, 858402, 1716804, 2241383, 4482766, 6724149, 8965532, 13448298, 20172447, 26896596, 40344894, 80689788]

約数ペア:

[(1, 80689788), (2, 40344894), (3, 26896596), (4, 20172447), (6, 13448298), (9, 8965532), (12, 6724149), (18, 4482766), (36, 2241383), (47, 1716804), (94, 858402), (103, 783396), (141, 572268), (188, 429201), (206, 391698), (282, 286134), (309, 261132), (412, 195849), (423, 190756), (463, 174276), (564, 143067), (618, 130566), (846, 95378), (926, 87138), (927, 87044), (1236, 65283), (1389, 58092), (1692, 47689), (1852, 43569), (1854, 43522), (2778, 29046), (3708, 21761), (4167, 19364), (4841, 16668), (5556, 14523), (8334, 9682)]