161700545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 211766400

約数和(自身を除く): 50065855

約数列:

[1, 5, 19, 37, 95, 179, 185, 257, 703, 895, 1285, 3401, 3515, 4883, 6623, 9509, 17005, 24415, 33115, 46003, 47545, 125837, 180671, 230015, 629185, 874057, 903355, 1702111, 4370285, 8510555, 32340109, 161700545]

約数ペア:

[(1, 161700545), (5, 32340109), (19, 8510555), (37, 4370285), (95, 1702111), (179, 903355), (185, 874057), (257, 629185), (703, 230015), (895, 180671), (1285, 125837), (3401, 47545), (3515, 46003), (4883, 33115), (6623, 24415), (9509, 17005)]