2455050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 6562080

約数和(自身を除く): 4107030

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1259, 1950, 2518, 3777, 6295, 7554, 12590, 16367, 18885, 31475, 32734, 37770, 49101, 62950, 81835, 94425, 98202, 163670, 188850, 245505, 409175, 491010, 818350, 1227525, 2455050]

約数ペア:

[(1, 2455050), (2, 1227525), (3, 818350), (5, 491010), (6, 409175), (10, 245505), (13, 188850), (15, 163670), (25, 98202), (26, 94425), (30, 81835), (39, 62950), (50, 49101), (65, 37770), (75, 32734), (78, 31475), (130, 18885), (150, 16367), (195, 12590), (325, 7554), (390, 6295), (650, 3777), (975, 2518), (1259, 1950)]