165431950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 320247360

約数和(自身を除く): 154815410

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 271, 290, 421, 542, 725, 842, 1355, 1450, 2105, 2710, 4210, 6775, 7859, 10525, 12209, 13550, 15718, 21050, 24418, 39295, 61045, 78590, 114091, 122090, 196475, 228182, 305225, 392950, 570455, 610450, 1140910, 2852275, 3308639, 5704550, 6617278, 16543195, 33086390, 82715975, 165431950]

約数ペア:

[(1, 165431950), (2, 82715975), (5, 33086390), (10, 16543195), (25, 6617278), (29, 5704550), (50, 3308639), (58, 2852275), (145, 1140910), (271, 610450), (290, 570455), (421, 392950), (542, 305225), (725, 228182), (842, 196475), (1355, 122090), (1450, 114091), (2105, 78590), (2710, 61045), (4210, 39295), (6775, 24418), (7859, 21050), (10525, 15718), (12209, 13550)]