49400260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27143}}^1$

素因数の和:27172

約数の個数: 48

約数和(自身を含む): 127685376

約数和(自身を除く): 78285116

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 27143, 54286, 108572, 135715, 190001, 271430, 352859, 380002, 542860, 705718, 760004, 950005, 1411436, 1764295, 1900010, 2470013, 3528590, 3800020, 4940026, 7057180, 9880052, 12350065, 24700130, 49400260]

約数ペア:

[(1, 49400260), (2, 24700130), (4, 12350065), (5, 9880052), (7, 7057180), (10, 4940026), (13, 3800020), (14, 3528590), (20, 2470013), (26, 1900010), (28, 1764295), (35, 1411436), (52, 950005), (65, 760004), (70, 705718), (91, 542860), (130, 380002), (140, 352859), (182, 271430), (260, 190001), (364, 135715), (455, 108572), (910, 54286), (1820, 27143)]