1253850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 3353952

約数和(自身を除く): 2100102

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 643, 650, 975, 1286, 1929, 1950, 3215, 3858, 6430, 8359, 9645, 16075, 16718, 19290, 25077, 32150, 41795, 48225, 50154, 83590, 96450, 125385, 208975, 250770, 417950, 626925, 1253850]

約数ペア:

[(1, 1253850), (2, 626925), (3, 417950), (5, 250770), (6, 208975), (10, 125385), (13, 96450), (15, 83590), (25, 50154), (26, 48225), (30, 41795), (39, 32150), (50, 25077), (65, 19290), (75, 16718), (78, 16075), (130, 9645), (150, 8359), (195, 6430), (325, 3858), (390, 3215), (643, 1950), (650, 1929), (975, 1286)]