354320320

素因数分解:

$2^6\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1289}}^1$

素因数の和:2165

約数の個数: 56

約数和(自身を含む): 845362800

約数和(自身を除く): 491042480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 859, 1289, 1718, 2578, 3436, 4295, 5156, 6445, 6872, 8590, 10312, 12890, 13744, 17180, 20624, 25780, 27488, 34360, 41248, 51560, 54976, 68720, 82496, 103120, 137440, 206240, 274880, 412480, 1107251, 2214502, 4429004, 5536255, 8858008, 11072510, 17716016, 22145020, 35432032, 44290040, 70864064, 88580080, 177160160, 354320320]

約数ペア:

[(1, 354320320), (2, 177160160), (4, 88580080), (5, 70864064), (8, 44290040), (10, 35432032), (16, 22145020), (20, 17716016), (32, 11072510), (40, 8858008), (64, 5536255), (80, 4429004), (160, 2214502), (320, 1107251), (859, 412480), (1289, 274880), (1718, 206240), (2578, 137440), (3436, 103120), (4295, 82496), (5156, 68720), (6445, 54976), (6872, 51560), (8590, 41248), (10312, 34360), (12890, 27488), (13744, 25780), (17180, 20624)]