1628932475

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 2130935040

約数和(自身を除く): 502002565

約数列:

[1, 5, 25, 53, 59, 67, 265, 295, 311, 335, 1325, 1475, 1555, 1675, 3127, 3551, 3953, 7775, 15635, 16483, 17755, 18349, 19765, 20837, 78175, 82415, 88775, 91745, 98825, 104185, 209509, 412075, 458725, 520925, 972497, 1047545, 1104361, 1229383, 4862485, 5237725, 5521805, 6146915, 24312425, 27609025, 30734575, 65157299, 325786495, 1628932475]

約数ペア:

[(1, 1628932475), (5, 325786495), (25, 65157299), (53, 30734575), (59, 27609025), (67, 24312425), (265, 6146915), (295, 5521805), (311, 5237725), (335, 4862485), (1325, 1229383), (1475, 1104361), (1555, 1047545), (1675, 972497), (3127, 520925), (3551, 458725), (3953, 412075), (7775, 209509), (15635, 104185), (16483, 98825), (17755, 91745), (18349, 88775), (19765, 82415), (20837, 78175)]