165615248

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 60

約数和(自身を含む): 345684348

約数和(自身を除く): 180069100

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 361, 424, 541, 722, 848, 1007, 1082, 1444, 2014, 2164, 2888, 4028, 4328, 5776, 8056, 8656, 10279, 16112, 19133, 20558, 28673, 38266, 41116, 57346, 76532, 82232, 114692, 153064, 164464, 195301, 229384, 306128, 390602, 458768, 544787, 781204, 1089574, 1562408, 2179148, 3124816, 4358296, 8716592, 10350953, 20701906, 41403812, 82807624, 165615248]

約数ペア:

[(1, 165615248), (2, 82807624), (4, 41403812), (8, 20701906), (16, 10350953), (19, 8716592), (38, 4358296), (53, 3124816), (76, 2179148), (106, 1562408), (152, 1089574), (212, 781204), (304, 544787), (361, 458768), (424, 390602), (541, 306128), (722, 229384), (848, 195301), (1007, 164464), (1082, 153064), (1444, 114692), (2014, 82232), (2164, 76532), (2888, 57346), (4028, 41116), (4328, 38266), (5776, 28673), (8056, 20558), (8656, 19133), (10279, 16112)]