51897320

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{3739}}^1$

素因数の和:4097

約数の個数: 32

約数和(自身を含む): 117136800

約数和(自身を除く): 65239480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 3739, 6940, 7478, 13880, 14956, 18695, 29912, 37390, 74780, 149560, 1297433, 2594866, 5189732, 6487165, 10379464, 12974330, 25948660, 51897320]

約数ペア:

[(1, 51897320), (2, 25948660), (4, 12974330), (5, 10379464), (8, 6487165), (10, 5189732), (20, 2594866), (40, 1297433), (347, 149560), (694, 74780), (1388, 37390), (1735, 29912), (2776, 18695), (3470, 14956), (3739, 13880), (6940, 7478)]