137777881990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{9929}}^1\times {\mathrm{28319}}^1$

素因数の和:38269

約数の個数: 48

約数和(自身を含む): 288529257600

約数和(自身を除く): 150751375610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 9929, 19858, 28319, 49645, 56638, 69503, 99290, 139006, 141595, 198233, 283190, 347515, 396466, 486521, 695030, 973042, 991165, 1387631, 1982330, 2432605, 2775262, 4865210, 6938155, 13876310, 281179351, 562358702, 1405896755, 1968255457, 2811793510, 3936510914, 9841277285, 13777788199, 19682554570, 27555576398, 68888940995, 137777881990]

約数ペア:

[(1, 137777881990), (2, 68888940995), (5, 27555576398), (7, 19682554570), (10, 13777788199), (14, 9841277285), (35, 3936510914), (49, 2811793510), (70, 1968255457), (98, 1405896755), (245, 562358702), (490, 281179351), (9929, 13876310), (19858, 6938155), (28319, 4865210), (49645, 2775262), (56638, 2432605), (69503, 1982330), (99290, 1387631), (139006, 991165), (141595, 973042), (198233, 695030), (283190, 486521), (347515, 396466)]