53942480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21751}}^1$

素因数の和:21795

約数の個数: 40

約数和(自身を含む): 129467904

約数和(自身を除く): 75525424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21751, 43502, 87004, 108755, 174008, 217510, 348016, 435020, 674281, 870040, 1348562, 1740080, 2697124, 3371405, 5394248, 6742810, 10788496, 13485620, 26971240, 53942480]

約数ペア:

[(1, 53942480), (2, 26971240), (4, 13485620), (5, 10788496), (8, 6742810), (10, 5394248), (16, 3371405), (20, 2697124), (31, 1740080), (40, 1348562), (62, 870040), (80, 674281), (124, 435020), (155, 348016), (248, 217510), (310, 174008), (496, 108755), (620, 87004), (1240, 43502), (2480, 21751)]