201285890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{3527}}^1$

素因数の和:3986

約数の個数: 32

約数和(自身を含む): 391184640

約数和(自身を除く): 189898750

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 878, 2195, 3527, 4390, 5707, 7054, 11414, 17635, 28535, 35270, 45851, 57070, 91702, 229255, 458510, 1548353, 3096706, 7741765, 15483530, 20128589, 40257178, 100642945, 201285890]

約数ペア:

[(1, 201285890), (2, 100642945), (5, 40257178), (10, 20128589), (13, 15483530), (26, 7741765), (65, 3096706), (130, 1548353), (439, 458510), (878, 229255), (2195, 91702), (3527, 57070), (4390, 45851), (5707, 35270), (7054, 28535), (11414, 17635)]