3874650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2015

約数の個数: 48

約数和(自身を含む): 10353504

約数和(自身を除く): 6478854

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, 1950, 1987, 3974, 5961, 9935, 11922, 19870, 25831, 29805, 49675, 51662, 59610, 77493, 99350, 129155, 149025, 154986, 258310, 298050, 387465, 645775, 774930, 1291550, 1937325, 3874650]

約数ペア:

[(1, 3874650), (2, 1937325), (3, 1291550), (5, 774930), (6, 645775), (10, 387465), (13, 298050), (15, 258310), (25, 154986), (26, 149025), (30, 129155), (39, 99350), (50, 77493), (65, 59610), (75, 51662), (78, 49675), (130, 29805), (150, 25831), (195, 19870), (325, 11922), (390, 9935), (650, 5961), (975, 3974), (1950, 1987)]