158889440

素因数分解:

$2^5\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1951}}^1$

素因数の和:2475

約数の個数: 48

約数和(自身を含む): 376306560

約数和(自身を除く): 217417120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 509, 1018, 1951, 2036, 2545, 3902, 4072, 5090, 7804, 8144, 9755, 10180, 15608, 16288, 19510, 20360, 31216, 39020, 40720, 62432, 78040, 81440, 156080, 312160, 993059, 1986118, 3972236, 4965295, 7944472, 9930590, 15888944, 19861180, 31777888, 39722360, 79444720, 158889440]

約数ペア:

[(1, 158889440), (2, 79444720), (4, 39722360), (5, 31777888), (8, 19861180), (10, 15888944), (16, 9930590), (20, 7944472), (32, 4965295), (40, 3972236), (80, 1986118), (160, 993059), (509, 312160), (1018, 156080), (1951, 81440), (2036, 78040), (2545, 62432), (3902, 40720), (4072, 39020), (5090, 31216), (7804, 20360), (8144, 19510), (9755, 16288), (10180, 15608)]