25799820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5443}}^1$

素因数の和:5534

約数の個数: 48

約数和(自身を含む): 73167360

約数和(自身を除く): 47367540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 5443, 10886, 16329, 21772, 27215, 32658, 54430, 65316, 81645, 108860, 163290, 326580, 429997, 859994, 1289991, 1719988, 2149985, 2579982, 4299970, 5159964, 6449955, 8599940, 12899910, 25799820]

約数ペア:

[(1, 25799820), (2, 12899910), (3, 8599940), (4, 6449955), (5, 5159964), (6, 4299970), (10, 2579982), (12, 2149985), (15, 1719988), (20, 1289991), (30, 859994), (60, 429997), (79, 326580), (158, 163290), (237, 108860), (316, 81645), (395, 65316), (474, 54430), (790, 32658), (948, 27215), (1185, 21772), (1580, 16329), (2370, 10886), (4740, 5443)]