129747010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 249302016

約数和(自身を除く): 119555006

約数列:

[1, 2, 5, 10, 19, 38, 95, 127, 190, 254, 283, 361, 566, 635, 722, 1270, 1415, 1805, 2413, 2830, 3610, 4826, 5377, 10754, 12065, 24130, 26885, 35941, 45847, 53770, 71882, 91694, 102163, 179705, 204326, 229235, 359410, 458470, 510815, 682879, 1021630, 1365758, 3414395, 6828790, 12974701, 25949402, 64873505, 129747010]

約数ペア:

[(1, 129747010), (2, 64873505), (5, 25949402), (10, 12974701), (19, 6828790), (38, 3414395), (95, 1365758), (127, 1021630), (190, 682879), (254, 510815), (283, 458470), (361, 359410), (566, 229235), (635, 204326), (722, 179705), (1270, 102163), (1415, 91694), (1805, 71882), (2413, 53770), (2830, 45847), (3610, 35941), (4826, 26885), (5377, 24130), (10754, 12065)]