28340650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{739}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 57808800

約数和(自身を除く): 29468150

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 59, 65, 118, 130, 295, 325, 590, 650, 739, 767, 1475, 1478, 1534, 2950, 3695, 3835, 7390, 7670, 9607, 18475, 19175, 19214, 36950, 38350, 43601, 48035, 87202, 96070, 218005, 240175, 436010, 480350, 566813, 1090025, 1133626, 2180050, 2834065, 5668130, 14170325, 28340650]

約数ペア:

[(1, 28340650), (2, 14170325), (5, 5668130), (10, 2834065), (13, 2180050), (25, 1133626), (26, 1090025), (50, 566813), (59, 480350), (65, 436010), (118, 240175), (130, 218005), (295, 96070), (325, 87202), (590, 48035), (650, 43601), (739, 38350), (767, 36950), (1475, 19214), (1478, 19175), (1534, 18475), (2950, 9607), (3695, 7670), (3835, 7390)]