149408090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{8389}}^1$

素因数の和:8546

約数の個数: 32

約数和(自身を含む): 291770640

約数和(自身を除く): 142362550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1781, 3562, 8389, 8905, 16778, 17810, 41945, 83890, 109057, 218114, 545285, 1090570, 1149293, 2298586, 5746465, 11492930, 14940809, 29881618, 74704045, 149408090]

約数ペア:

[(1, 149408090), (2, 74704045), (5, 29881618), (10, 14940809), (13, 11492930), (26, 5746465), (65, 2298586), (130, 1149293), (137, 1090570), (274, 545285), (685, 218114), (1370, 109057), (1781, 83890), (3562, 41945), (8389, 17810), (8905, 16778)]