201687406970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1613}}^1\times {\mathrm{255181}}^1$

素因数の和:256815

約数の個数: 48

約数和(自身を含む): 422572205448

約数和(自身を除く): 220884798478

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1613, 3226, 8065, 11291, 16130, 22582, 56455, 79037, 112910, 158074, 255181, 395185, 510362, 790370, 1275905, 1786267, 2551810, 3572534, 8931335, 12503869, 17862670, 25007738, 62519345, 125038690, 411606953, 823213906, 2058034765, 2881248671, 4116069530, 5762497342, 14406243355, 20168740697, 28812486710, 40337481394, 100843703485, 201687406970]

約数ペア:

[(1, 201687406970), (2, 100843703485), (5, 40337481394), (7, 28812486710), (10, 20168740697), (14, 14406243355), (35, 5762497342), (49, 4116069530), (70, 2881248671), (98, 2058034765), (245, 823213906), (490, 411606953), (1613, 125038690), (3226, 62519345), (8065, 25007738), (11291, 17862670), (16130, 12503869), (22582, 8931335), (56455, 3572534), (79037, 2551810), (112910, 1786267), (158074, 1275905), (255181, 790370), (395185, 510362)]