165974744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{51481}}^1$

素因数の和:51531

約数の個数: 32

約数和(自身を含む): 345959040

約数和(自身を除く): 179984296

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 51481, 102962, 205924, 411848, 669253, 1338506, 1595911, 2677012, 3191822, 5354024, 6383644, 12767288, 20746843, 41493686, 82987372, 165974744]

約数ペア:

[(1, 165974744), (2, 82987372), (4, 41493686), (8, 20746843), (13, 12767288), (26, 6383644), (31, 5354024), (52, 3191822), (62, 2677012), (104, 1595911), (124, 1338506), (248, 669253), (403, 411848), (806, 205924), (1612, 102962), (3224, 51481)]