73644040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25931}}^1$

素因数の和:26013

約数の個数: 32

約数和(自身を含む): 168039360

約数和(自身を除く): 94395320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 25931, 51862, 103724, 129655, 207448, 259310, 518620, 1037240, 1841101, 3682202, 7364404, 9205505, 14728808, 18411010, 36822020, 73644040]

約数ペア:

[(1, 73644040), (2, 36822020), (4, 18411010), (5, 14728808), (8, 9205505), (10, 7364404), (20, 3682202), (40, 1841101), (71, 1037240), (142, 518620), (284, 259310), (355, 207448), (568, 129655), (710, 103724), (1420, 51862), (2840, 25931)]