165507248

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1637}}^1$

素因数の和:1805

約数の個数: 40

約数和(自身を含む): 329041440

約数和(自身を除く): 163534192

約数列:

[1, 2, 4, 8, 16, 71, 89, 142, 178, 284, 356, 568, 712, 1136, 1424, 1637, 3274, 6319, 6548, 12638, 13096, 25276, 26192, 50552, 101104, 116227, 145693, 232454, 291386, 464908, 582772, 929816, 1165544, 1859632, 2331088, 10344203, 20688406, 41376812, 82753624, 165507248]

約数ペア:

[(1, 165507248), (2, 82753624), (4, 41376812), (8, 20688406), (16, 10344203), (71, 2331088), (89, 1859632), (142, 1165544), (178, 929816), (284, 582772), (356, 464908), (568, 291386), (712, 232454), (1136, 145693), (1424, 116227), (1637, 101104), (3274, 50552), (6319, 26192), (6548, 25276), (12638, 13096)]